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| 1842 PLANTS |
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Ranunculus aquatilus Small Tree-Mallow
|
|
Ulex europaea Small Tree-Mallow
|
|
Abies concolor Balsam fir, White fir, White silver fir
native
Tree 
2016 Richard Spjut
Geoff Burleigh
2021 David popp
|
|
Abies magnifica Balsam fir, California red fir, Magnificent silver fir
native
Tree 
2022 Lizzy Wenk
2019 Bob Sweatt
2019 Bob Sweatt
|
|
Abies magnifica var. shastensis Shasta red fir
native
Tree 
2012 Julie A. Kierstead
2021 Anya Beale
2022 Dana York
|
|
Acer glabrum var. torreyi Rocky mountain maple
native
Tree, Shrub 
2013 Steve Matson
2013 Steve Matson
2013 Steve Matson
|
|
Acer macrophyllum Big leaf maple, Bigleaf maple
native
Tree 
2016 Steve Matson
2018 Steve Matson
2018 Steve Matson
|
|
Achillea millefolium Common yarrow
native
Perennial herb 
2022 Andy Ford
2020 Bob Sweatt
2018 Gary McDonald
|
|
Achlys californica California deer foot, Deer's foot
native
Perennial herb 
2007 Gerald Carr
2007 Gerald Carr
2007 Gerald Carr
|
|
Achlys triphylla ssp. triphylla Deer foot, Three-leaf deer foot
native
Perennial herb 
2023 Sam Abercrombie
2014 John Doyen
2011 Vernon Smith
|
|
Acmispon americanus American bird's foot trefoil, Spanish lotus
native
Annual herb 
2019 Rachelle Gray
2013 Arcangelo Wessells
2020 Bob Sweatt
|
|
Acmispon argophyllus var. argophyllus Southern california silver lotus
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Acmispon argophyllus var. fremontii Fremont's silver lotus
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Acmispon nevadensis Sierra lotus
native
Perennial herb 
2018 Steve Matson
2018 Steve Matson
2018 Steve Matson
|
|
Acmispon denticulatus Toothed lotus
native
Annual herb 
2017 Gerald Carr
2017 Gerald Carr
2017 Gerald Carr
|
|
Acmispon grandiflorus Large leaved lotus
native
Perennial herb 
2019 Matt Berger
2016 Ron Vanderhoff
2016 Hunter Breck
|
|
Acmispon junceus var. junceus Rush lotus
native
Perennial herb 
2016 John Doyen
2016 John Doyen
2016 John Doyen
|
|
Acmispon wrangelianus Wrangel lotus
native
Annual herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Aconitum columbianum Columbian monkshood, Monkshood
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Polygonum davisiae Davis knotweed
native
Perennial herb 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Polygonum newberryi Newberry's smartweed
native
Perennial herb 
2023 Ryan O'Dell
2023 Ryan O'Dell
2023 Ryan O'Dell
|
|
Polygonum phytolaccifolium Pokeweed knotweed
native
Perennial herb 
2004 Steve Matson
2008 Gerald Carr
2022 Mike Russler
|
|
Actaea rubra baneberry, Western baneberry
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2002 Gerald Carr
|
|
Cynoglossum grande Hound's tongue, Western houndstongue, Adelinia
native
Perennial herb 
2022 David Strauch
2007 Steve Matson
2021 Dee Shea Himes
|
|
Adenocaulon bicolor American trailplant, Trail plant
native
Perennial herb 
2018 MCOSD EDRR
2020 Cynthia Powell
2020 Bob Sweatt
|
|
Adiantum jordanii Adiantum, maiden hair fern
native
Fern 
2022 BOB CASE
2019 Ron Vanderhoff
2023 Mike Russler
|
|
Adiantum shastense Shasta adiantum
• rare native
Fern 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Aesculus californica Buckeye, California buckeye, California horse chestnut
native
Tree 
2011 Steve Matson
2011 Steve Matson
2019 Verna Jigour
|
|
Agastache parvifolia Small leaved horsemint, Smallleaf giant hyssop
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2008 John Doyen
|
|
Agastache urticifolia Horse mint, Horsemint giant hyssop, Nettle leaf giant hyssop
native
Perennial herb 
2020 Bob Sweatt
2010 Gerald Carr
2010 Gerald Carr
|
|
Ageratina occidentalis Western eupatorium, Western joepiweed, Western snakeroot
native
Perennial herb 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Agoseris glauca Pale dandelion, Short beaked agoseris
native
Perennial herb 
2020 Steve Matson
2020 Steve Matson
2020 Steve Matson
|
|
Agoseris grandiflora Bigflower agoseris, California dandelion, Giant mountain dandelion
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Agoseris heterophylla Annual agoseris, Annual mountain dandelion
native
Annual herb 
2020 Bob Sweatt
2021 Lisa Berry
2020 Bob Sweatt
|
|
Agoseris monticola Mountain agoseris
native
Perennial herb 
2012 Steve Matson
2012 Steve Matson
2006 Keir Morse
|
|
Agoseris retrorsa Spear leaved agoseris, Spearleaf agoseris, Spearleaf mountain dandelion
native
Perennial herb 
2018 Steve Matson
2018 Steve Matson
2018 Steve Matson
|
|
Agrostis exarata Spike bentgrass, Spike redtop
native
Perennial grass 
2022 Teal Derrer
2021 David popp
2022 John Rawlings
|
|
Agrostis gigantea Creeping bentgras, Giant bentgrass, Redtop
non-native
Perennial grass 
2023 Dana York
2023 Dana York
2022 John Rawlings
|
|
Agrostis idahoensis Colonial bentgrass, Idaho bentgrass
native
Perennial grass  2005 Steve Matson
 2005 Steve Matson
|
|
Agrostis oregonensis Oregon bentgrass, Oregon redtop
native
Perennial grass 
2020 Susan McDougall
2020 Susan McDougall
2008 Keir Morse
|
|
Agrostis scabra Rough bentgrass, Ticklegrass
native
Perennial grass  2005 Steve Matson
 2007 Louis-M. Landry
|
|
Agrostis stolonifera Creeping bentgrass, Redtop
• invasive non-native
Perennial grass 
2018 Rachelle Gray
2018 Rachelle Gray
2018 Rachelle Gray
|
|
Ailanthus altissima Ailanthus, Tree of heaven
• invasive non-native
Tree 
2022 Jenny Gossett
2022 Jenny Gossett
2020 Julie A. Kierstead
|
|
Aira caryophyllea Shiver grass, Silver hairgrass, Silvery hairgrass
• invasive non-native
Annual grass 
2005 Steve Matson
2005 Steve Matson
2005 Steve Matson
|
|
Allium amplectens Narrow leaved onion, Narrowleaf onion
native
Perennial herb (bulb) 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Allium campanulatum Dusky onion, Sierra onion
native
Perennial herb (bulb) 
2003 Steve Matson
2003 Steve Matson
2003 Steve Matson
|
|
Allium falcifolium Scytheleaf onion, Sickle leaf onion
native
Perennial herb (bulb) 
2011 Steve Matson
2022 Steve Matson
2011 Steve Matson
|
|
Allium membranaceum Papery onion
native
Perennial herb (bulb) 
2021 David popp
2019 Dana York
2021 Barry Rice
|
|
Allium obtusum var. conspicuum Showy red sierra onion
native
Perennial herb (bulb) 
2019 R.A. Chasey
2019 R.A. Chasey
2019 R.A. Chasey
|
|
Allium obtusum var. obtusum Red sierra onion
native
Perennial herb (bulb) 
2003 Steve Matson
2005 Steve Matson
2009 Steve Matson
|
|
Allium parvum Dwarf onion, Small onion
native
Perennial herb (bulb) 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Allium peninsulare var. peninsulare Mexicali onion, Penisula onion
native
Perennial herb (bulb) 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2021 Mike Russler
|
|
Allium platycaule Broad stemmed onion, Broadstemmed onion, Flat stemmed onion
native
Perennial herb (bulb) 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Allium sanbornii var. sanbornii Sanborn's allium, Sanborn's onion
• rare native
Perennial herb (bulb) 
2015 Tim Miller
2019 Matt Berger
2019 Matt Berger
|
|
Allium siskiyouense Siskiyou onion
• rare native
Perennial herb (bulb) 
2023 Dana York
2022 Dana York
2023 Dana York
|
|
Allium tribracteatum Three bracted onion, Threebract onion
• rare native
Perennial herb (bulb) 
2023 Mike Russler
2023 Mike Russler
2004 Dean Wm. Taylor
|
|
Allium validum Pacific mountain onion, Pacific onion, Swamp onion
native
Perennial herb (bulb) 
2009 Steve Matson
2009 Steve Matson
2009 Steve Matson
|
|
Allophyllum divaricatum Purple false gilia, Purple false gilyflower, Straggling gilia
native
Annual herb 
2015 Ron Vanderhoff
2019 David Greenberger
2022 BOB CASE
|
|
Allophyllum gilioides ssp. gilioides Dense false gilia, Dense false gilyflower
native
Annual herb 
2019 Matt Berger
2021 Helen Hancock
2019 Matt Berger
|
|
Allophyllum gilioides ssp. violaceum Dense false gilia, Dense false gilyflower
native
Annual herb 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Allophyllum violaceum Dense false gilia, Dense false gilyflower
native
Annual herb
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Allophyllum integrifolium White allophyllum, White false gilia, White false gilyflower
native
Annual herb 
2003 Steve Matson
2003 Steve Matson
2003 Steve Matson
|
|
Alnus incana ssp. tenuifolia Creek alder, Mountain alder
native
Tree, Shrub 
2019 Richard Spjut
2013 BOB CASE
2019 R.A. Chasey
|
|
Alnus rubra Oregon alder, Red alder
native
Tree, Shrub 
2023 Michael Perlmutter
2021 R.A. Chasey
2021 R.A. Chasey
|
|
Alopecurus aequalis Short awned foxtail, Sonoma alopecurus, Water foxtail
native
Perennial grass 
2003 Steve Matson
2003 Steve Matson
2003 Steve Matson
|
|
Alopecurus geniculatus Marsh foxtail, Water foxtail
native
Perennial grass  2013 Robert Sikora
 2021 Aaron Arthur
 2009 Trent M. Draper
|
|
Alopecurus saccatus Pacific foxtail
native
Annual grass 
2016 David Greenberger
2023 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Alyssum minus ssp. micranthum Alyssum
non-native
Annual herb 
2010 Steve Matson
2010 Steve Matson
2010 Steve Matson
|
|
Alyssum simplex Alyssum
non-native
Annual herb
2010 Steve Matson
2010 Steve Matson
2010 Steve Matson
|
|
Amelanchier alnifolia var. pumila Dwarf service berry, Glabrous serviceberry
native
Shrub 
2019 Richard Spjut
2019 Richard Spjut
2009 Barry Breckling
|
|
Amelanchier alnifolia var. semiintegrifolia Pacific serviceberry, Service berry
native
Shrub 
2021 Steve Matson
2021 Steve Matson
2021 Steve Matson
|
|
Amelanchier pallida Pale serviceberry, Pallid serviceberry, Sarvis
native
Shrub 
2011 John Doyen
2011 John Doyen
2010 Margo Bors
|
|
Amelanchier utahensis ssp. utahensis Pale leaved serviceberry, Service berry, Utah service berry
native
Shrub 
2022 R.A. Chasey
2021 Robert Steers
2022 R.A. Chasey
|
|
Amsinckia menziesii var. intermedia Common fiddleneck
native
Annual herb 
2020 Matt Berger
2019 Ron Vanderhoff
2021 David popp
|
|
Amsinckia menziesii Menzies' fiddleneck, Small flowered fiddleneck
native
Annual herb 
2020 Ron Vanderhoff
2018 Gary McDonald
2018 Gary McDonald
|
|
Anaphalis margaritacea Pearly everlasting
native
Perennial herb 
2020 Bob Sweatt
2021 Ken Lunders
2014 James Gonsman
|
|
Cynoglossum occidentale Western hound's tongue
native
Perennial herb 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Anemone deltoidea Columbian windflower
native
Perennial herb 
2011 Steve Matson
2011 Steve Matson
2021 Steve Matson
|
|
Anemone drummondii Drummond's anemone
native
Perennial herb 
2019 Chasey
2018 Karen Swift
2022 Jamie Spielmann
|
|
Anemone multifida Pacific anemone
native
Perennial herb 
2022 Dana York
2013 Gerald Carr
2022 Dana York
|
|
Anemone oregana Blue windflower, Oregon anemone, Western wood anenome
native
Perennial herb 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Angelica arguta Lyall's angelica
native
Perennial herb 
2020 Julie A. Kierstead
2020 Julie A. Kierstead
2020 Julie A. Kierstead
|
|
Angelica breweri Brewer's angelica
native
Perennial herb 
2004 Steve Matson
2004 Steve Matson
2022 Steve Matson
|
|
Angelica californica California angelica
native
Perennial herb 
2023 Bill Kress
2015 David Greenberger
2022 R.A. Chasey
|
|
Sphenosciadium capitellatum Ranger's Buttons, Swamp White Heads
native
Perennial herb 
2007 Steve Matson
2007 Steve Matson
2007 Steve Matson
|
|
Angelica kingii King's angelica
• rare native
Perennial herb 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Angelica tomentosa Woolly angelica
native
Perennial herb 
2022 Donald Burk
2022 Donald Burk
2017 MCOSD EDRR
|
|
Madia madioides Woodland madia
native
Perennial herb 
2023 Suzanne L. Weakley
2023 R.A. Chasey
2016 Cynthia Powell
|
|
Anisocarpus madioides Woodland madia
native
Perennial herb
2023 Suzanne L. Weakley
2023 R.A. Chasey
2016 Cynthia Powell
|
|
Antennaria argentea Silver pussytoes, Silvery everlasting, Silvery pussytoes
native
Perennial herb 
2020 Bob Sweatt
2020 Bob Sweatt
2023 Alaine Arslan
|
|
Antennaria corymbosa Flat top pussytoes, Meadow pussytoes, Meadowpussytoes
native
Perennial herb 
2005 Steve Matson
2005 Steve Matson
2005 Steve Matson
|
|
Antennaria dimorpha Gray cushion pussytoes, Low pussytoes
native
Perennial herb 
2007 Gerald Carr
2007 Gerald Carr
2007 Gerald Carr
|
|
Antennaria geyeri Geyer's pussytoes, Mountain pussytoes
native
Perennial herb 
2022 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Antennaria luzuloides var. aberrans Rush pussytoes, Silvery brown pussytoes
native
Perennial herb 
2010 Gerald Carr
2010 Gerald Carr
2010 Gerald Carr
|
|
Antennaria luzuloides Rush pussytoes, Silvery brown pussytoes
native
Perennial herb
2010 Gerald Carr
2010 Gerald Carr
2010 Gerald Carr
|
|
Antennaria alpina Alpine pussytoes, Rocky mountain pussytoes
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2015 Steve Matson
|
|
Antennaria rosea Rose pussytoes, Rosy everlasting, Rosy pussytoes
native
Perennial herb 
2012 Steve Matson
2012 Steve Matson
2012 Steve Matson
|
|
Hierochloe odorata Vanilla grass
• rare native
Perennial grass (rhizomatous) 
2018 Matt Berger
2014 Zoya Akulova
2006 Louis-M. Landry
|
|
Hierochloe occidentalis Califonria sweet grass, Vanilla grass
native
Perennial grass 
2022 John Rawlings
2022 R.A. Chasey
2022 John Rawlings
|
|
Anthoxanthum odoratum Sweet vernal grass, Sweet vernalgrass
• invasive non-native
Annual, Perennial grass 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Antirrhinum vexillocalyculatum ssp. breweri Wiry snapdragon
native
Annual herb 
2022 R.A. Chasey
2012 Aaron Arthur
2008 Keir Morse
|
|
Orobanche fasciculata Clustered broomrape
native
Perennial herb (parasitic) 
2016 Jim Xerogeanes
2016 Jim Xerogeanes
2023 Mary Ann Machi
|
|
Apocynum androsaemifolium Bitter dogbane, Spreading dogbane
native
Perennial herb 
2003 Steve Matson
2003 Steve Matson
2003 Steve Matson
|
|
Apocynum pumilum Bitter dogbane, Spreading dogbane
native
Perennial herb
2003 Steve Matson
2003 Steve Matson
2003 Steve Matson
|
|
Aquilegia formosa Crimson columbine, Sitka columbine, Western columbine
native
Perennial herb 
2022 Charles Russell
2019 Diane Etchison
2022 David Strauch
|
|
Aquilegia formosa var. truncata Crimson columbine, Sitka columbine, Western columbine
native
Perennial herb
2022 Charles Russell
2019 Diane Etchison
2022 David Strauch
|
|
Arabis holboellii Holboell's rock cress, Holboell's rockcress
native
Perennial herb  2007 Dr. Mark S. Brunell
 2007 Norman Jensen
 2009 Gary A. Monroe
|
|
Aralia californica California spikenard, Elk's clover, Elkclover
native
Perennial herb 
2022 Julie A. Kierstead
2020 Tri Do
2014 James Gonsman
|
|
Arbutus menziesii Madrono, Pacific madrone
native
Tree 
2021 Cynthia Powell
2021 R.A. Chasey
2021 Hunter Breck
|
|
Arceuthobium abietinum Golden mistletoe, Pine dwarf mistletoe, Pine mistletoe
native
Perennial herb (parasitic) 
2016 Richard Spjut
2020 Charles Russell
2021 Mikhela Aiken
|
|
Arceuthobium campylopodum Golden mistletoe, Pine dwarf mistletoe, Pine mistletoe
native
Perennial herb (parasitic)
2016 Richard Spjut
2020 Charles Russell
2021 Mikhela Aiken
|
|
Arceuthobium monticola Golden mistletoe, Pine dwarf mistletoe, Pine mistletoe
native
Perennial herb (parasitic)
2016 Richard Spjut
2020 Charles Russell
2021 Mikhela Aiken
|
|
Arctium minus Common burdock, Lesser burdock, Small burdock
non-native
Perennial herb 
2018 Melissa Brooks Kraemer
2018 Melissa Brooks Kraemer
2021 Donald Burk
|
|
Arctostaphylos canescens ssp. canescens Hoary manzanita
native
Shrub 
2020 Hunter Breck
2021 Hunter Breck
2019 Dana York
|
|
Arctostaphylos columbiana Hairy manzanita, Redwood manzanita
native
Tree, Shrub 
2020 R.A. Chasey
2023 Dana York
2020 R.A. Chasey
|
|
Arctostaphylos klamathensis Klamath manzanita
• rare native
Shrub 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Arctostaphylos manzanita ssp. manzanita Common Manzanita
native
Shrub 
2021 R.A. Chasey
2018 Adam Chasey
2015 James Gonsman
|
|
Arctostaphylos manzanita ssp. wieslanderi Wieslander's manzanita
native
Shrub 
2018 Julie Kierstead Nelson
2020 R.A. Chasey
2020 R.A. Chasey
|
|
Arctostaphylos mewukka ssp. mewukka Indian manzanita
native
Shrub 
2018 David popp
2019 Dana York
2017 Robert Barnard
|
|
Arctostaphylos mewukka ssp. truei True's manzanita
• rare native
Shrub 
2020 R.A. Chasey
2021 Mike Russler
2020 R.A. Chasey
|
|
Arctostaphylos nevadensis Pine mat manzanita, Pinemat manzanita
native
Shrub 
2015 Steve Matson
2005 Steve Matson
2005 Steve Matson
|
|
Arctostaphylos viscida ssp. mariposa Mariposa manzanita
native
Tree, Shrub 
2017 Sarah Williams
2024 Mike Russler
2019 Cynthia Powell
|
|
Arctostaphylos viscida ssp. pulchella Sticky whiteleaf manzanita, White leaf manzanita
native
Tree, Shrub 
2022 Ryan O'Dell
2017 Robert Barnard
2019 Adam Chasey
|
|
Arctostaphylos viscida ssp. viscida Smooth white leaf manzanita, Sticky whiteleaf manzanita
native
Tree, Shrub  2008 Steve Matson
|
|
Arnica chamissonis ssp. foliosa Chamisso arnica
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Arnica cordifolia Heart leaved arnica, Heartleaf arnica
native
Perennial herb 
2003 Steve Matson
2003 Steve Matson
2006 Keir Morse
|
|
Arnica dealbata Mock leopardbane
native
Perennial herb 
2018 Matt Berger
2017 John Doyen
2023 Julie A. Kierstead
|
|
Arnica discoidea Rayless arnica
native
Perennial herb 
2020 Ken Hickman
2019 David Magney
2020 Eliezer Margolis
|
|
Arnica fulgens Foothill arnica, Hillside arnica
• rare native
Perennial herb (rhizomatous) 
2011 Robert L. Carr
2011 Robert L. Carr
2011 Robert L. Carr
|
|
Arnica amplexicaulis Clasping arnica
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Arnica longifolia Longleaf arnica, Seep spring arnica
native
Perennial herb 
2023 R.A. Chasey
2020 Bob Sweatt
2020 Bob Sweatt
|
|
Arnica nevadensis Nevada arnica, Sierra arnica
native
Perennial herb 
2022 Melissa Harbert
2021 Mike Russler
2005 Steve Matson
|
|
Arnica sororia Soro arnica, Twin arnica
native
Perennial herb (rhizomatous) 
Robert L. Carr 2013
2005 Steve Tyron
Robert L. Carr 2013
|
|
Arnica spathulata Klamath arnica
• rare native
Perennial herb (rhizomatous) 
2007 Gerald Carr
2023 Dana York
2023 Dana York
|
|
Arnica venosa Shasta county arnica, Veiny arnica
• rare native
Perennial herb (rhizomatous) 
2010 Julie A. Kierstead
2010 Julie A. Kierstead
2019 Julie Kierstead Nelson
|
|
Arnica viscosa Mt. shasta arnica
• rare native
Perennial herb (rhizomatous) 
2023 Dana York
2022 Dana York
2023 Dana York
|
|
Arrhenatherum elatius Tall oatgrass
non-native
Perennial grass 
2020 Doug Allshouse
2021 John Rawlings
2019 Julian Geoghegan
|
|
Artemisia arbuscula Black sagebrush, Low sagebrush
native
Shrub 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Artemisia arbuscula ssp. arbuscula Dwarf sagebrush, Little sagebrush, Low sagebrush
native
Shrub 
2022 Dana York
2022 Dana York
2016 Richard Spjut
|
|
Artemisia cana ssp. bolanderi Bolander silver sagebrush, Bolander's silver sagebrush
native
Shrub 
2013 Steve Matson
2013 Steve Matson
2020 Steve Matson
|
|
Artemisia douglasiana California mugwort, Douglas' sagewort
native
Perennial herb 
2022 Ron Vanderhoff
2016 Glen Schneider
2021 Mike Russler
|
|
Artemisia dracunculus Herbaceous sagewort, Pinon wormwood, Tarragon
native
Perennial herb 
2022 Steve Matson
2022 Steve Matson
2022 Steve Matson
|
|
Artemisia ludoviciana Mugwort, Silver wormwood
native
Perennial herb 
2019 Bob Sweatt
2011 Steve Matson
2011 Steve Matson
|
|
Artemisia ludoviciana ssp. candicans Gray mugwort, White sagebrush
native
Perennial herb  2018 Susan McDougall
 2018 Susan McDougall
 2018 Susan McDougall
|
|
Artemisia ludoviciana ssp. ludoviciana Silver wormwood, White sagebrush
native
Perennial herb 
2013 Steve Matson
2023 Bob Steele
2013 Steve Matson
|
|
Artemisia tridentata Big sagebrush, Common sagebrush
native
Shrub 
2023 Ryan O'Dell
2008 Thomas Stoughton
2022 Cynthia Powell
|
|
Artemisia tridentata ssp. tridentata Basin big sagebrush
native
Shrub 
2020 David Greenberger
2021 Bob Sweatt
2016 James Gonsman
|
|
Artemisia tridentata ssp. vaseyana Mountain big sagebrush, Mountain sagebrush
native
Shrub 
2017 David popp
2003 Christopher L. Christie
2017 David popp
|
|
Artemisia tridentata ssp. wyomingensis Wyoming big sagebrush, Wyoming sagebrush
native
Shrub  2000 Gary A. Monroe
 2012 Jean Pawek
 2000 Gary A. Monroe
|
|
Asarum caudatum Creeping wild ginger, Longtail wild ginger
native
Perennial herb 
2023 Dana York
2022 Jamie Spielmann
2016 Richard Chasey
|
|
Asarum hartwegii Hartweg's wild ginger, Hartweg's wildginger, Wild ginger
native
Perennial herb 
2022 Jamie Spielmann
2021 Melissa Harbert
2023 Katie O'Hara-Kelly
|
|
Asarum lemmonii Lemmon's wild ginger, Lemmon's wildginger
native
Perennial herb 
2021 Mike Russler
2013 BOB CASE
2021 David popp
|
|
Asclepias cordifolia Heart leaf milkweed, Heartleaf milkweed, Purple milkweed
native
Perennial herb 
2020 Zane Walker
2022 R.A. Chasey
2023 Mary Ann Machi
|
|
Asclepias fascicularis Narrow leaf milkweed
native
Perennial herb 
2018 Ron Vanderhoff
2014 Steve Matson
2019 Ron Vanderhoff
|
|
Asclepias speciosa Showy milkweed
native
Perennial herb 
2009 Steve Matson
2009 Steve Matson
2009 Steve Matson
|
|
Aspidotis densa Cliffbrake, Lace fern
native
Fern 
2022 Christopher Collier
2019 Matt Berger
2015 James Gonsman
|
|
Astragalus anxius Troubled milk vetch, Troubled milkvetch
• rare native
Perennial herb  2012 Steve Matson
 2012 Steve Matson
 2009 F. Gauna
|
|
Astragalus curvicarpus var. curvicarpus Coiled locoweed, Curved pod milk vetch, Curvepod milkvetch
native
Perennial herb 
2010 Steve Matson
2010 Steve Matson
2008 Steve Matson
|
|
Astragalus filipes Narrow pod locoweed, Stipate milkvetch, Tangled milk vetch
native
Perennial herb 
2021 Steve Matson
2006 Steve Matson
2021 Steve Matson
|
|
Astragalus inversus Susanville milk vetch, Susanville milkvetch
• rare native
Perennial herb 
2022 Steve Matson
2019 Matt Berger
2019 Matt Berger
|
|
Astragalus lentiginosus var. floribundus Floriferous milk vetch, Freckled milkvetch
native
Annual, Perennial herb |
|
Astragalus lentiginosus var. fremontii Fremont's milk vetch, Fremont's milkvetch
native
Annual, Perennial herb 
2015 Steve Matson
2015 Steve Matson
2022 Steve Matson
|
|
Astragalus lentiginosus var. lentiginosus Freckled milk vetch, Freckled milkvetch
native
Annual, Perennial herb  2005 Steve Matson
 2005 Steve Matson
 2005 Steve Matson
|
|
Astragalus lentiginosus var. salinus Sagebrush milk vetch, Salty loco milkvetch
native
Annual, Perennial herb 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Astragalus purshii var. lectulus Pursh's milk vetch, Woollypod milkvetch
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2021 R.A. Chasey
|
|
Astragalus umbraticus Bald mountain milkvetch
• rare native
Perennial herb  2013 Scot Loring
 2015 Adrienne Simmons
 2011 Sierra Pacific Industries
|
|
Astragalus whitneyi var. confusus Conelike milkvetch, Whitney's milk vetch
native
Perennial herb 
2012 Gerald Carr
2012 Gerald Carr
2012 Gerald Carr
|
|
Astragalus whitneyi var. siskiyouensis Siskiyou milk vetch, Siskiyou milkvetch
native
Perennial herb 
2019 Charles Russell
2011 Steve Matson
2019 Julie Kierstead Nelson
|
|
Campanula prenanthoides California harebell
native
Perennial herb 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Asyneuma prenanthoides California harebell
native
Perennial herb
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Athyrium filix-femina var. cyclosorum Common lady fern, Subarctic lady fern, Western lady fern
native
Fern 
2021 R.A. Chasey
2018 David popp
2021 John Rawlings
|
|
Athysanus pusillus Athysanus, Common sandweed, Dwarf athysanus
native
Annual herb 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Avena barbata Slender oat, Slim oat
• invasive non-native
Annual grass 
2018 Julian Geoghegan
2023 David popp
2019 Ron Vanderhoff
|
|
Avena fatua Wild oat, Wildoat
• invasive non-native
Annual grass 
2018 Gary McDonald
2023 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Baccharis pilularis Coyote brush, Dwarf chaparral broom
native
Shrub 
2022 Ryan O'Dell
2021 Ron Vanderhoff: Staminate and pistillate plants in flower.
2018 Cynthia Powell
|
|
Balsamorhiza deltoidea Balsam deltoid, Deltoid balsam root, Deltoid balsamroot
native
Perennial herb 
2016 Steve Matson
2018 Matt Berger
2016 Steve Matson
|
|
Balsamorhiza hookeri Hooker's balsam root, Hooker's balsamroot
native
Perennial herb 
2020 Bob Sweatt
2020 Bob Sweatt
2022 Bob Sweatt
|
|
Balsamorhiza macrolepis var. platylepis Hooker's balsam root, Hooker's balsamroot
native
Perennial herb
2020 Bob Sweatt
2020 Bob Sweatt
2022 Bob Sweatt
|
|
Balsamorhiza sagittata Arrow leaved balsam root, Arrow leaved balsamroot, Arrowleaf balsamroot
native
Perennial herb 
2020 Mark Kircher
2018 Adam Chasey
2018 David popp
|
|
Balsamorhiza sericea Silky balsamroot
• rare native
Perennial herb 
2019 Matt Berger
2019 Glenn Fine
2007 Keir Morse
|
|
Barbarea orthoceras American rocket, American wintercress, Erectpod wintercress
native
Perennial herb 
2015 James Gonsman
2019 Diane Etchison
2020 Diane Etchison
|
|
Barbarea verna Early winter cress, Early wintercress, Scurvy grass
non-native
Perennial herb 
2022 Mary Merriman
2019 David popp
2018 MCOSD EDRR
|
|
Bellis perennis English daisy, English lawn daisy
• invasive non-native
Perennial herb 
2019 Ron Vanderhoff
2023 Donald Burk
2020 Bob Sweatt
|
|
Berberis aquifolium var. aquifolium Oregon grape, Piper's barberry
native
Shrub 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Berberis aquifolium var. dictyota Jepson's oregon grape, Shining netvein barberry
native
Shrub 
2009 Ron Vanderhoff
2020 Donald Burk
2021 Mike Russler
|
|
Berberis aquifolium var. repens Creeping oregon grape, Dwarf mahonia
native
Shrub 
2021 Steve Matson
2005 Steve Matson
2005 Steve Matson
|
|
Berberis nervosa Cascades oregon grape, Oregongrape
native
Shrub 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Berula erecta Cut leaved water parsnip, Cutleaf water parsnip, Cutleaf waterparsnip
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Bidens frondosa Devil's beggartick, Sticktight
native
Annual herb 
2020 R.A. Chasey
2020 Bob Sweatt
2020 R.A. Chasey
|
|
Bidens laevis Bur marigold
native
Perennial herb 
2020 Aaron Echols
2016 Barbara Boethling
2018 Ron Vanderhoff
|
|
Bistorta bistortoides Western Bistort
native
Perennial herb 
2022 Suzanne L. Weakley
2005 Steve Matson
2005 Steve Matson
|
|
Polygonum bistortoides Western Bistort
native
Perennial herb
2022 Suzanne L. Weakley
2005 Steve Matson
2005 Steve Matson
|
|
Blepharipappus scaber Blepharipappus, Rough blepharipappus, Rough eyelashweed
native
Annual herb 
2019 David Greenberger
2011 Steve Matson
2008 Steve Matson
|
|
Arabis breweri var. breweri Brewer's rockcress
native
Perennial herb 
2019 Ken Hickman
2016 Steve Matson
2023 R.A. Chasey
|
|
Arabis Xdivaricarpa Spreadingpod rockcress
native
Perennial herb  2009 Matt Below
 2016 Keir Morse
 2016 Keir Morse
|
|
Arabis platysperma var. platysperma Elko rockcress
native
Perennial herb 
2003 Steve Matson
2003 Steve Matson
2003 Steve Matson
|
|
Arabis holboellii var. pinetorum Woodland rockcress
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Arabis rectissima var. rectissima Bristly leaf rockcress
native
Perennial herb 
2019 Mary Merriman
2015 Barry Breckling
2014 David popp
|
|
Arabis repanda var. repanda Yosemite rockcress
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Arabis holboellii var. retrofracta Reflexed rockcress
native
Perennial herb 
2019 Steve Matson
2019 Steve Matson
2021 Steve Matson
|
|
Boechera retrofracta Reflexed rockcress
native
Perennial herb
2019 Steve Matson
2019 Steve Matson
2021 Steve Matson
|
|
Arabis sparsiflora Sicklepod rockcress
native
Perennial herb 
2023 Mike Russler
2014 E Knight
2023 Mike Russler
|
|
Arabis sparsiflora var. sparsiflora Sicklepod rockcress
native
Perennial herb
2023 Mike Russler
2014 E Knight
2023 Mike Russler
|
|
Arabis drummondii Drummond's rockcress
native
Perennial herb  2010 Barry Breckling
 2013 Debra L. Cook
 2013 Debra L. Cook
|
|
Arabis subpinnatifida Klamath rockcress
native
Perennial herb 
2021 Dana York
2021 Dana York
2022 R.A. Chasey
|
|
Arabis suffrutescens var. suffrutescens Woody rockcress
native
Perennial herb 
2014 Dana York
2014 Dana York
2014 Dana York
|
|
Botrychium minganense Mingan moonwort
• rare native
Fern (rhizomatous)  2020 Belinda Lo
 2011 Aaron E. Sims
 2014 Sierra Pacific Industries
|
|
Botrychium simplex var. compositum Little grapefern
native
Fern 
2022 richard mcneill
2011 Aaron Sims
2011 Aaron Sims
|
|
Botrypus virginianus Rattlesnake fern
• rare native
Fern 
2021 Cheryl Ballantyne
2022 Amy Rachkowski
2008 Louis-M. Landry
|
|
Boykinia major Large boykinia, Mountain boykinia, Stream boykinia
native
Perennial herb 
2021 Mike Russler
2018 Julie Kierstead Nelson
2021 Mike Russler
|
|
Boykinia occidentalis Brook foam, Coastal brookfoam, Western boykinia
native
Perennial herb 
2014 James Gonsman
2017 Hunter Breck
2021 Bryant Baker
|
|
Brassica rapa Common mustard, Field mustard, Rape mustard
• invasive non-native
Annual herb 
2024 David Wolfson
2021 Diane Etchison
2018 Angelique Herman
|
|
Brickellia californica Brickell bush, California brickellbush, California brickellia
native
Perennial herb 
2020 Diane Etchison
2018 Diane Etchison
2022 Ron Vanderhoff
|
|
Brickellia greenei Greene brickellbush, Greene's brickelbush, Greene's brickellia
native
Perennial herb 
2015 Steve Matson
2015 Steve Matson
2020 R.A. Chasey
|
|
Briza maxima Big quaking grass, Big quakinggrass, Rattlesnake grass
• invasive non-native
Annual grass 
2017 Gary McDonald
2018 Bill Schmidt
2017 Gary McDonald
|
|
Briza minor Little quaking grass, Little quakinggrass, Little rattlesnake grass
non-native
Annual grass 
2023 R.A. Chasey
2019 Gary McDonald
2019 Gary McDonald
|
|
Brodiaea coronaria ssp. coronaria Crown brodiaea, Early harvest brodiaea, Harvest brodiaea
native
Perennial herb (bulb) 
2021 Dee Shea Himes
2020 Jeff Bisbee
2021 Robin Carter
|
|
Brodiaea elegans Harvest brodiaea
native
Perennial herb 
2019 Joe Engelbrecht
2009 Bob Case
2009 BOB CASE
|
|
Brodiaea minor Dwarf brodiaea, Low brodiaea, Small Brodiaea
native
Perennial herb 
2019 Matt Berger
2019 Matt Berger
2022 Robin Carter-Ervin
|
|
Bromus carinatus var. carinatus California brome, Mountain brome
native
Perennial grass 
2016 Richard Chasey
2013 Jean Pawek
2021 Amelia Ryan
|
|
Bromus catharticus Rescue grass, Rescuegrass
non-native
Annual, Perennial grass 
2019 John Rawlings
2016 Andrew Longman
2020 Ramona Robison
|
|
Bromus ciliatus Fringed bromegrass
native
Perennial grass 
2022 John Rawlings
2022 John Rawlings
2010 Louis-M. Landry
|
|
Bromus diandrus Bromegrass, Ripgut brome, Ripgut grass
• invasive non-native
Annual grass 
2022 Ron Vanderhoff
2021 Richard Spjut
2022 Ron Vanderhoff
|
|
Bromus grandis Tall brome
native
Perennial grass 
2019 Ron Vanderhoff
2021 Arlee Montalvo
2019 Ron Vanderhoff
|
|
Bromus mollis Soft brome, Soft chess
• invasive non-native
Annual grass 
2023 Ron Vanderhoff
2018 Gary McDonald
2018 Gary McDonald
|
|
Bromus hordeaceus Soft brome, Soft chess
• invasive non-native
Annual grass
2023 Ron Vanderhoff
2018 Gary McDonald
2018 Gary McDonald
|
|
Bromus hordeaceus ssp. molliformis Soft brome, Soft chess
• invasive non-native
Annual grass
2023 Ron Vanderhoff
2018 Gary McDonald
2018 Gary McDonald
|
|
Bromus japonicus Downy sheathed cheat, Hairy chess, Japanese brome
• invasive non-native
Annual grass 
2022 Michelle Peruzzi
2005 Steve Matson
2005 Steve Matson
|
|
Bromus laevipes Chinook brome, Narrow flowered brome, Woodland brome
native
Perennial grass 
2020 Alice Cummings
2019 Kimberly Moses
2018 Ken Hickman
|
|
Bromus orcuttianus Orcutt's brome grass
native
Annual grass 
2018 Liz Block
2018 Liz Block
2018 Liz Block
|
|
Bromus pseudolaevipes Coast range brome, Southern chinook brome
native
Perennial grass 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Bromus madritensis ssp. rubens Red brome
• invasive non-native
Annual grass 
2015 Chris Jaster
2015 jamie smith
2018 Gary McDonald
|
|
Bromus suksdorfii Suksdorf's bromegrass
native
Perennial grass 
2022 John Rawlings
2014 Belinda Lo
2014 Belinda Lo
|
|
Bromus tectorum Cheatgrass, downy brome, Downy brome grass, Downy chess
• invasive non-native
Annual grass 
2022 Ron Vanderhoff
2022 Ron Vanderhoff
2022 Ron Vanderhoff
|
|
Bromus vulgaris Columbia brome, Common brome
native
Annual grass 
2023 David popp
2023 Robert Steers
2023 David popp
|
|
Bulbostylis capillaris Thread leaf beakseed, Threadleaf beakseed
• rare native
Annual grasslike herb  2011 Ryan Batten
 1997 Dean Wm. Taylor
|
|
Cacaliopsis nardosmia Cut leaf cacaliopsis, Silvercrown
native
Perennial herb 
2018 Hugh T. Ashley
2022 Ryan O'Dell
2016 Kaleb Goff
|
|
Calamagrostis canadensis Bluejoint reedgrass, Canada reedgrass
native
Perennial grass 
2022 Dana York
2020 David popp
2020 John Rawlings
|
|
Calamagrostis koelerioides Fire reedgrass
native
Perennial grass 
2022 Dana York
2022 Dana York
2006 Steve Matson
|
|
Calandrinia ciliata red maids, Calandrinia
native
Annual herb 
2021 Mary Ann Machi
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Calliscirpus criniger Cotton grass
native
Perennial grasslike herb 
2017 Steve Matson
2019 Julie Kierstead Nelson
2017 Steve Matson
|
|
Eriophorum criniger Cotton grass
native
Perennial grasslike herb
2017 Steve Matson
2019 Julie Kierstead Nelson
2017 Steve Matson
|
|
Callitriche hermaphroditica Fassett's water starwort
native
Perennial herb  2011 Zoya Akulova
 2011 Zoya Akulova
|
|
Callitriche heterophylla Varied leaved water starwort, Water starwort
native
Perennial herb 
2012 Ron Vanderhoff
2008 Neal Kramer
2005 Steve Matson
|
|
Callitriche marginata California water starwort, Winged water starwort
native
Annual herb (aquatic) 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Callitriche verna Vernal water-starwort
native
Annual herb 
2019 R.A. Chasey
2015 Steve Matson
2021 R.A. Chasey
|
|
Callitriche stagnalis Pond water starwort
non-native
Annual herb (aquatic) 
2010 Gerald Carr
2010 Gerald Carr
2010 Gerald Carr
|
|
Calocedrus decurrens Incense cedar, Post cedar, White cedar
native
Tree 
2018 Julie Kierstead Nelson
2018 David popp
2018 Richard Spjut
|
|
Calochortus albus var. albus White fairy lantern, White globe lily
native
Perennial herb 
2019 David Greenberger
2019 Cynthia Powell
2009 Bob Case
|
|
Calochortus elegans Elegant star tulip, Northwestern mariposa lily
native
Perennial herb 
2021 Dee Shea Himes
2019 Matt Berger
2020 R.A. Chasey
|
|
Calochortus invenustus Plain mariposa lily
native
Perennial herb 
Geoff Burleigh
Geoff Burleigh
2012 Ron Vanderhoff
|
|
Calochortus leichtlinii Leichtlin's mariposa lily, Smokey mariposa
native
Perennial herb 
2005 Steve Matson
2022 Rick Spanel
2005 Steve Matson
|
|
Calochortus longebarbatus var. longebarbatus Long haired star tulip
• rare native
Perennial herb (bulb) 
2011 Steve Matson
2011 Steve Matson
2023 Amy Rachkowski
|
|
Calochortus minimus Sierra mariposa lily
native
Perennial herb 
2006 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Calochortus monophyllus Yellow star tulip
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2023 Alaine Arslan
|
|
Calochortus nudus Naked mariposa lily
native
Perennial herb 
2005 Steve Matson
2020 Joey Santore
2014 Steve Matson
|
|
Calochortus superbus Yellow mariposa
native
Perennial herb 
2017 Eric Schmidt
2005 BOB CASE
2023 Mike Russler
|
|
Calochortus syntrophus Callahan's mariposa lily
• rare native
Perennial herb 
2018 Julie A. Kierstead
2018 Julie A. Kierstead
2018 Julie A. Kierstead
|
|
Calochortus tolmiei Hairy star tulip, Tolmie star tulip, Tolmie's star tulip
native
Perennial herb 
2020 Steve Conger
2022 Jamie Spielmann
2020 Mary Ann Machi
|
|
Calochortus venustus Butterfly mariposa lily
native
Perennial herb 
2014 Steve Matson
2012 Zack Abbey
2023 Rhonda Allen
|
|
Caltha howellii White marsh marigold
native
Perennial herb 
2018 Art Clark
2019 Steve Matson
2021 Mike Russler
|
|
Caltha leptosepala var. biflora White marsh marigold
native
Perennial herb
2018 Art Clark
2019 Steve Matson
2021 Mike Russler
|
|
Calycadenia fremontii Fremont's calycadenia, Fremont's western rosinweed, Klamath calycadenia
native
Annual herb 
2017 Amanda Weiss
2021 R.A. Chasey
2021 R.A. Chasey
|
|
Calycadenia multiglandulosa Rosin weed, Sticky calycadenia, Sticky western rosinweed
native
Annual herb 
2018 Alice Cummings
2021 R.A. Chasey
2019 Alice Cummings
|
|
Calycadenia truncata Rosin weed
native
Annual herb 
2016 Steve Matson
2016 Steve Matson
2023 Helen Hancock
|
|
Calycanthus occidentalis Spicebush, Sweet shrub
native
Shrub 
2015 Tim Miller
2019 Robert Nance
2018 Matt Berger
|
|
Calypso bulbosa Fairy slipper, Fairyslipper orchid
native
Perennial herb 
2023 Stephanie Penn
2022 Marcus Tamura
2020 Mary Ann Machi
|
|
Calyptridium monospermum One seeded pussypaws
native
Perennial herb 
2013 James Gonsman
2023 Mary Ann Machi
2017 Alison Sheehey
|
|
Calyptridium umbellatum Cistanthe, Pussy paws, Pussy toes
native
Annual, Perennial herb 
2021 Steve Matson
2021 Steve Matson
2021 Steve Matson
|
|
Calystegia atriplicifolia Nightblooming false bindweed
native
Perennial herb (rhizomatous) 
2020 Lilyanne Price
2020 Lilyanne Price
2013 Demo5 Calflora
|
|
Calystegia malacophylla var. malacophylla Sierra false bindweed, Sierra morning glory
native
Perennial herb 
2015 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Calystegia malacophylla ssp. malacophylla Sierra false bindweed, Sierra morning glory
native
Perennial herb
2015 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Calystegia occidentalis var. tomentella Bush morning glory, Chaparral false bindweed, Western morning glory
native
Perennial herb 
2019 Ron Vanderhoff
2021 Arlee Montalvo
2016 Steve Matson
|
|
Calystegia occidentalis ssp. fulcrata Chaparral false bindweed, Sonora morning glory
native
Perennial herb 
2022 Cynthia Powell
2022 Cynthia Powell
2014 Jean Pawek
|
|
Calystegia occidentalis ssp. occidentalis Chaparral false bindweed, Modoc morning glory, Western morning glory
native
Perennial herb
2016 Steve Matson
2016 Steve Matson
2019 Chico Hiking Association
|
|
Camassia leichtlinii ssp. suksdorfii Suksdorf's large camas
native
Perennial herb 
2019 Chasey
2019 David Greenberger
2023 Jim Xerogeanes
|
|
Camassia quamash Camas, Common camas
native
Perennial herb 
2020 Bob Sweatt
2019 Cheryl Ballantyne
2019 Bob Case
|
|
Camassia quamash ssp. breviflora Small camas, Smallflowered camas
native
Perennial herb 
2015 John Schmidt
2005 Steve Matson
2005 Steve Matson
|
|
Camissonia contorta Contorted sun cup, Plains evening primrose
native
Annual herb 
2023 Dianne Lake
2022 Mike Russler
2022 Mike Russler
|
|
Campanula scouleri Scouler's harebell
native
Perennial herb 
2023 Mary Ann Machi
2020 Richard Spjut
2021 Steve Conger
|
|
Capsella bursa-pastoris Shepherd's purse
non-native
Annual herb 
2008 Steve Matson
2019 Cynthia Powell
2022 Doug Allshouse
|
|
Cardamine breweri var. breweri Brewer's bitter cress, Brewer's bittercress
native
Perennial herb 
2005 Steve Matson
2020 Bob Sweatt
2005 Steve Matson
|
|
Cardamine californica var. integrifolia California toothwort, milkmaids
native
Perennial herb 
2020 Barbara Peck
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Cardamine californica var. californica California toothwort, milkmaids
native
Perennial herb
2020 Barbara Peck
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Cardamine californica var. cardiophylla California toothwort, milkmaids
native
Perennial herb
2020 Barbara Peck
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Cardamine nuttallii Nuttall's toothwort
native
Perennial herb 
2023 Dana York
2007 Keir Morse
2023 Dana York
|
|
Cardamine oligosperma Bitter cress, Idaho bittercress
native
Annual, Perennial herb 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Cardamine pachystigma Rock toothwort, Serpentine bittercress
native
Perennial herb 
2021 Dana York
2021 Dana York
2021 Dana York
|
|
Carduus pycnocephalus Italian thistle
• invasive non-native
Annual herb 
2019 Gary McDonald
2023 Diana Wahl
2017 Gary McDonald
|
|
Carex abrupta Abrupt beaked sedge
native
Perennial grasslike herb 
2010 Steve Matson
2010 Steve Matson
2010 Steve Matson
|
|
Carex amplifolia Ample leaved sedge, Big leaf sedge
native
Perennial grasslike herb 
2002 Steve Matson
2002 Steve Matson
2019 Matt Berger
|
|
Carex angustata Narrow leaved sedge, Wide fruit sedge
native
Perennial grasslike herb  2003 Steve Matson
 2003 Steve Matson
|
|
Carex aquatilis var. aquatilis Water sedge
native
Perennial grasslike herb 
2006 Keir Morse
2006 Keir Morse
2020 Cynthia Powell
|
|
Carex aquatilis var. dives Sitka sedge
native
Perennial grasslike herb  2003 Steve Matson
 2003 Steve Matson
|
|
Carex athrostachya Slender beak sedge, Slender leaved sedge
native
Perennial grasslike herb 
2018 Emily Allen
2004 Steve Matson
2004 Steve Matson
|
|
Carex aurea Golden fruited sedge, Golden sedge
native
Perennial grasslike herb 
2020 David Greenberger
2018 Matt Berger
1981 Dean Wm. Taylor
|
|
Carex bolanderi Bolander's sedge
native
Perennial grasslike herb 
2018 Steve Matson
2018 Steve Matson
2018 Steve Matson
|
|
Carex brainerdii Brainerd's sedge
native
Perennial grasslike herb 
2022 Dana York
2003 Steve Matson
1998 Dean Wm. Taylor
|
|
Carex breweri var. breweri Brewer's sedge
native
Perennial grasslike herb 
2019 Matt Berger
2018 Matt Berger
2019 Matt Berger
|
|
Carex comosa Bristly sedge, Longhair sedge
• rare native
Perennial grasslike herb (rhizomatous)  2003 Steve Matson
 1997 Dean Wm. Taylor
 2009 Kerry Heise
|
|
Carex concinnoides Northwestern sedge
native
Perennial grasslike herb 
2023 Dana York
2015 Hayley Ross
2015 Hayley Ross
|
|
Carex cusickii Cusick's sedge
native
Perennial grasslike herb 
2018 Cynthia Powell
2016 Steve Matson
2003 Steve Matson
|
|
Carex densa Dense sedge, Sedge
native
Perennial grasslike herb 
2023 John Rawlings
2022 R.A. Chasey
2014 Eric Wrubel
|
|
Carex diandra Lesser panicled sedge
native
Perennial grasslike herb 
2019 Matt Berger
2009 Steve Matson
2009 Steve Matson
|
|
Carex douglasii Douglas sedge, Douglas' sedge
native
Perennial grasslike herb 
2023 Donald Burk
2009 Steve Matson
2009 Steve Matson
|
|
Carex echinata Bristle fruit sedge, Star sedge
native
Perennial grasslike herb 
2019 Matt Berger
2012 Steve Matson
2019 Matt Berger
|
|
Carex vesicaria var. major Western inflated sedge
native
Perennial grasslike herb  2015 Dana York
 2003 Steve Matson
 2003 Steve Matson
|
|
Carex feta Feta sedge, Green sheathed sedge, Greensheath sedge
native
Perennial grasslike herb 
2019 David Greenberger
2020 Dick Rawson
2019 Wyatt Dooley
|
|
Carex filifolia var. erostrata Shorthair sedge, Thread leaf sedge
native
Perennial grasslike herb 
2003 Steve Matson
2022 Jordan Collins
2022 Jordan Collins
|
|
Carex amplectens Fragile sheath sedge, Fragile sheathed sedge
native
Perennial grasslike herb 
2022 Dana York
2022 Dana York
2022 Dana York
|
|
Carex fracta Fragile sheath sedge, Fragile sheathed sedge
native
Perennial grasslike herb
2022 Dana York
2022 Dana York
2022 Dana York
|
|
Carex geyeri Elk sedge, Elkgrass, Geyer's sedge
• rare native
Perennial grasslike herb (rhizomatous) 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Carex hassei Hasse's sedge, Salt sedge
native
Perennial grasslike herb  2014 Neal Kramer
 2002 Dean Wm. Taylor
 2014 Neal Kramer
|
|
Carex hendersonii Henderson's sedge
native
Perennial grasslike herb 
2022 Sherry Adams
2003 Steve Matson
2007 Shawn DeCew
|
|
Carex heteroneura Different nerve sedge, Variable nerved sedge
native
Perennial grasslike herb 
2003 Steve Matson
2010 Steve Matson
2006 Steve Matson
|
|
Carex hirtissima Fuzzy sedge
native
Perennial grasslike herb  1997 Dean Wm. Taylor
 2003 Steve Matson
 2003 Steve Matson
|
|
Carex hoodii Hood's sedge
native
Perennial grasslike herb 
2010 Steve Matson
2010 Steve Matson
2010 Steve Matson
|
|
Carex illota Sheep sedge, Small headed sedge
native
Perennial grasslike herb 
2021 Steve Matson
2009 Steve Matson
2021 Steve Matson
|
|
Carex inops ssp. inops Long stolon sedge
native
Perennial grasslike herb 
2019 Matt Berger
2019 Matt Berger
2019 Matt Berger
|
|
Carex integra Smooth beak sedge
native
Perennial grasslike herb 
2009 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Carex lasiocarpa Slender sedge, Woolly fruited sedge
• rare native
Perennial grasslike herb (rhizomatous) 
2014 Robert L. Carr
2014 Robert L. Carr
2014 Robert L. Carr
|
|
Carex lemmonii Lemmon's sedge
native
Perennial grasslike herb 
2023 David popp
2010 Aaron Arthur
2003 Steve Matson
|
|
Carex lenticularis var. impressa Few ribbed sedge, Lakeshore sedge
native
Perennial grasslike herb  2002 Steve Matson
 2002 Steve Matson
 2002 Steve Matson
|
|
Carex lenticularis var. lipocarpa Fat fruited sedge, Kellogg's sedge
native
Perennial grasslike herb 
2011 Dana York
2007 Steve Matson
2007 Steve Matson
|
|
Carex leporinella Sierra hare sedge
native
Perennial grasslike herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Carex luzulifolia Littleleaf sedge
native
Perennial grasslike herb 
2019 David Greenberger
2003 Steve Matson
2007 Steve Matson
|
|
Carex luzulina var. ablata Wood rush sedge, Woodrush sedge
native
Perennial grasslike herb 
2019 David Greenberger
2008 Sean B. Smith
2010 Keir Morse
|
|
Carex luzulina var. luzulina Wood rush sedge, Woodrush sedge
native
Perennial grasslike herb
2019 David Greenberger
2008 Sean B. Smith
2010 Keir Morse
|
|
Carex mertensii Mertens' sedge
native
Perennial grasslike herb 
2019 Matt Berger
2003 Steve Matson
2019 Matt C. Berger
|
|
Carex microptera Small wing sedge
native
Perennial grasslike herb 
2018 David Greenberger
2015 Steve Matson
2015 Steve Matson
|
|
Carex multicaulis Forest sedge, Many stemmed sedge
native
Perennial grasslike herb 
2008 Steve Matson
2008 Steve Matson
2022 Julie A. Kierstead
|
|
Carex multicostata Many ribbed sedge, Manyrib sedge
native
Perennial grasslike herb  2002 Steve Matson
 2003 Steve Matson
 2002 Steve Matson
|
|
Carex nebrascensis Nebraska sedge
native
Perennial grasslike herb 
2019 Steve Matson
2022 Dianne Lake
2019 Steve Matson
|
|
Carex nudata Dudley's sedge, Naked sedge, Torrent sedge
native
Perennial grasslike herb 
2022 R.A. Chasey
2016 David Greenberger
2014 John Malpas
|
|
Carex obnupta Coast carex, Slough sedge
native
Perennial grasslike herb 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Carex pachystachya Chamisso sedge, Thick headed sedge
native
Perennial grasslike herb  2003 Steve Matson
 2008 Steve Matson
 2003 Steve Matson
|
|
Carex pellita Woolly sedge
native
Perennial grasslike herb 
2019 Matt Berger
2022 Ellen Uhler
2019 Eric Wrubel
|
|
Carex lanuginosa Woolly sedge
native
Perennial grasslike herb
2019 Matt Berger
2022 Ellen Uhler
2019 Eric Wrubel
|
|
Carex petasata Liddon sedge, Liddon's sedge
• rare native
Perennial grasslike herb  2009 Sierra Pacific Industries
 2007 Dean Wm. Taylor, Ph.D.
 2007 Dean Wm. Taylor, Ph.D.
|
|
Carex praegracilis Clustered field sedge, Field sedge
native
Perennial grasslike herb 
2020 Ken Hickman
2020 John Rawlings
2020 Steve Matson
|
|
Carex preslii Presl's sedge
native
Perennial grasslike herb 
2007 Keir Morse
2007 Keir Morse
2007 Keir Morse
|
|
Carex raynoldsii Raynold's sedge, Raynolds' sedge
native
Perennial grasslike herb 
2003 Steve Matson
2003 Steve Matson
2003 Steve Matson
|
|
Carex rossii Ross sedge, Ross' sedge
native
Perennial grasslike herb 
2002 Steve Matson
2002 Steve Matson
2006 Steve Matson
|
|
Carex sartwelliana Yosemite sedge
native
Perennial grasslike herb  1982 Dean Wm. Taylor
 2003 Steve Matson
|
|
Carex gigas Siskiyou sedge
• rare native
Perennial grasslike herb (rhizomatous) 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Carex scopulorum var. bracteosa Bracted sedge, Crater sedge, Mountain sedge
native
Perennial grasslike herb 
2022 John Rawlings
2005 Aaron Schusteff
2007 Steve Matson
|
|
Carex serratodens Bifid sedge, Two tooth sedge
native
Perennial grasslike herb 
2019 Steve Matson
2019 Steve Matson
2021 Cynthia Powell
|
|
Carex specifica Narrow fruit sedge
native
Perennial grasslike herb  2003 Steve Matson
 2003 Steve Matson
|
|
Carex straminiformis Shasta sedge, Straw like sedge
native
Perennial grasslike herb 
2019 David Greenberger
2002 Steve Matson
2002 Steve Matson
|
|
Carex subfusca Brown sedge, Rusty slender sedge
native
Perennial grasslike herb 
2010 Steve Matson
2010 Steve Matson
2013 Ron Vanderhoff
|
|
Carex tumulicola Foothill sedge, Slender sedge, Split awn sedge
native
Perennial grasslike herb 
2017 David Greenberger
2021 John Rawlings
2021 John Rawlings
|
|
Carex utriculata Beaked sedge, Northwest territory sedge
native
Perennial grasslike herb 
2014 Jim Moore
2018 Matt Berger
2022 Dana York
|
|
Carex vesicaria var. vesicaria Blister sedge
native
Perennial grasslike herb 
2019 Steve Matson
2021 Julie A. Kierstead
2019 Steve Matson
|
|
Carex vesicaria Blister sedge
native
Perennial grasslike herb
2019 Steve Matson
2021 Julie A. Kierstead
2019 Steve Matson
|
|
Carex whitneyi Whitney's sedge
native
Perennial grasslike herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Castilleja affinis ssp. affinis Coast indian paintbrush
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2019 Ron Vanderhoff
|
|
Castilleja affinis ssp. litoralis Coast indian paintbrush, Seashore indian paintbrush
native
Perennial herb 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Castilleja applegatei Pine indian paintbrush, Wavy leaf paintbrush, Wavy leaved paintbrush
native
Perennial herb 
2019 Diane Etchison
2019 Diane Etchison
2020 David Greenberger
|
|
Castilleja applegatei ssp. pallida Brewer's indian paintbrush, Wavyleaf indian paintbrush
native
Perennial herb 
2019 Bob Sweatt
2019 Bob Sweatt
2019 Bob Sweatt
|
|
Castilleja applegatei ssp. pinetorum Pine wavy leaf paintbrush, Wavy leaved indian paintbrush
native
Perennial herb 
2015 Steve Matson
2014 Steve Matson
2015 Steve Matson
|
|
Castilleja arachnoidea Cobwebby indian paintbrush, Cobwebby paintbrush
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2011 Steve Matson
|
|
Castilleja attenuata Narrow leaved owl's clover, Valley tassels
native
Annual herb 
2019 Timothy Boomer
2019 Timothy Boomer
2022 Mike Russler
|
|
Castilleja lacera Cut leaved owl's clover, Cutleaf indian paintbrush, Foothill owl's clover
native
Annual herb 
2005 Keir Morse
2023 Robin Carter-Ervin
2021 Mike Russler
|
|
Castilleja miniata ssp. miniata Giant red indian paintbrush, Scarlet indian paintbrush
native
Perennial herb 
2014 Steve Matson
2016 Steve Matson
2021 Amber Bedgood
|
|
Orthocarpus hispidus Hairy indian paintbrush, Hairy owl's clover
native
Annual herb 
2005 Steve Matson
2023 R.A. Chasey
2008 Steve Matson
|
|
Ceanothus cordulatus Mountain whitethorn
native
Shrub 
2021 Bob Sweatt
2021 Arlee Montalvo
2023 Julie A. Kierstead
|
|
Ceanothus cuneatus Buck brush, Wedgeleaf ceanothus
native
Shrub 
2021 Steve Matson
2021 Steve Matson
2021 Steve Matson
|
|
Ceanothus fresnensis Fresno ceanothus, Fresno mat
• rare native
Shrub 
2021 Mike Russler
2021 Mike Russler
2021 Mike Russler
|
|
Ceanothus integerrimus Deer brush, Deerbrush
native
Shrub 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Ceanothus lemmonii Lemmon's ceanothus
native
Shrub 
2008 Steve Matson
2008 Steve Matson
2016 Steve Matson
|
|
Ceanothus leucodermis Chaparral whitethorn
native
Shrub 
2020 Bryant Baker
2019 Ron Vanderhoff
2019 Bryant Baker
|
|
Ceanothus parvifolius Little leaf ceanothus, Littleleaf ceanothus
native
Shrub 
2022 Mike Russler
2022 Mike Russler
2022 Mike Russler
|
|
Ceanothus pinetorum Coville ceanothus, Kern ceanothus
• rare native
Shrub 
2021 Dana York
2022 Mike Russler
2020 Christopher Winchell
|
|
Ceanothus prostratus Mahala mats, Pinemat
native
Shrub 
2020 Bob Sweatt
2020 Bob Sweatt
2021 Steve Matson
|
|
Ceanothus prostratus var. laxus Mahala mat
native
Shrub 
2021 Steve Matson
2021 Steve Matson
2018 Steven Perry
|
|
Ceanothus pumilus Dwarf ceanothus, Siskiyou mat
native
Shrub 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Ceanothus thyrsiflorus Blueblossom
native
Tree, Shrub 
2020 David Greenberger
2022 R.A. Chasey
2019 Patrick Furtado
|
|
Ceanothus tomentosus var. tomentosus Woolly leaf ceanothus, Woolyleaf ceanothus
native
Shrub 
2019 Diane Etchison
2022 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Ceanothus velutinus var. hookeri Tobacco brush, snowbrush
native
Tree, Shrub 
2020 Bob Sweatt
2019 Susan McDougall
2021 Mike Russler
|
|
Ceanothus velutinus var. velutinus Tobacco brush, snowbrush
native
Tree, Shrub
2020 Bob Sweatt
2019 Susan McDougall
2021 Mike Russler
|
|
Centaurea solstitialis Barnaby's thistle, Yellow star thistle
• invasive non-native
Annual herb 
2022 Cynthia Powell
2019 Arlee Montalvo
2022 Mary Herr
|
|
Cephalanthera austiniae Phantom orchid
native
Perennial herb 
2019 Wendy Wilmes
2015 Steve Matson
2012 Kim Cabrera
|
|
Cerastium arvense Field chickweed, Meadow chickweed
native
Perennial herb 
2024 Mary Ann Machi
2019 John Rawlings
2024 Steve Conger
|
|
Cerastium fontanum ssp. vulgare Big chickweed, Common chickweed, Mouseear chickweed
non-native
Perennial herb 
2021 Jacob Smith
2021 Jacob Smith
2021 Jacob Smith
|
|
Cerastium glomeratum Large mouse ears, Mouseear chickweed, Sticky chickweed
non-native
Annual herb 
2023 Ron Vanderhoff
2023 Ron Vanderhoff
2023 R.A. Chasey
|
|
Cercis occidentalis Redbud, Western redbud
native
Tree, Shrub 
2023 Cynthia Powell
2020 Julie A. Kierstead
2023 Cynthia Powell
|
|
Cercocarpus betuloides var. betuloides Birch leaf mountain mahogany
native
Tree, Shrub 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2016 Ron Vanderhoff
|
|
Cercocarpus betuloides var. macrourus Few flowered mountain mahogany
native
Tree, Shrub  2002 University of California Museum of Paleontology
 2008 John Dittes
 2008 John Dittes
|
|
Cercocarpus ledifolius Curl leaf mountain mahogany, Desert mountain mahogany
native
Tree, Shrub 
2010 Steve Matson
2010 Steve Matson
2011 Steve Matson
|
|
Chaenactis douglasii Chaenactis, Hoary chaenactis
native
Annual, Perennial herb 
2011 Steve Matson
2011 Steve Matson
2007 Steve Matson
|
|
Chaenactis glabriuscula var. glabriuscula Common yellow chaenactis, Yellow pincushion
native
Annual herb 
2020 David Greenberger
2020 R.A. Chasey
2020 R.A. Chasey
|
|
Chaenactis glabriuscula var. heterocarpha Variable fruited yellow chaenactis, Yellow pincushion, Inner Coast Range Pincushion
native
Annual herb 
2020 David Greenberger
2022 Ryan O'Dell
2021 Steve Laymon
|
|
Chaenactis suffrutescens Shasta chaenactis
• rare native
Perennial herb 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Chamaebatia foliolosa Bearclover, mountain misery, Sierran mountain misery
native
Shrub 
2016 Steve Matson
2016 Steve Matson
2018 Brittany Erickson
|
|
Chamaebatiaria millefolium Desertsweet, Fern bush
native
Shrub 
2020 Matt Berger
2017 Steve Matson
2017 Steve Matson
|
|
Chamaecyparis lawsoniana Port orford cedar
native
Tree 
2021 Julie A. Kierstead
2018 Julie Kierstead Nelson
2019 Tristan K Cole
|
|
Cupressus lawsoniana Port orford cedar
native
Tree
2021 Julie A. Kierstead
2018 Julie Kierstead Nelson
2019 Tristan K Cole
|
|
Chamaesaracha nana Dwarf chamaesaracha, Dwarf chamaesarachia
native
Perennial herb 
2019 Bob Case
2005 Steve Matson
2022 Bob Sweatt
|
|
native
Perennial herb 
2021 Arlee Montalvo
2020 Joey Santore
2021 Mary Ann Machi
|
|
Chamerion angustifolium Fireweed
native
Perennial herb
2021 Arlee Montalvo
2020 Joey Santore
2021 Mary Ann Machi
|
|
native
Perennial herb 
2022 Mike Russler
2022 Mike Russler
2022 Mike Russler
|
|
Chimaphila menziesii Little prince's pine, Pipsissewa
native
Perennial herb 
2006 Steve Matson
2023 Alaine Arslan
2019 Jacob Smith
|
|
Chimaphila umbellata Blake's prince's pine, Pipsissewa, Prince's Pine
native
Perennial herb 
2015 Steve Matson
2015 Steve Matson
2019 Steve Matson
|
|
Chlorogalum grandiflorum Red hills soap plant, Red hills soaproot
• rare native
Perennial herb (bulb) 
2019 David Greenberger
2022 Cynthia Powell
2022 Cynthia Powell
|
|
Chlorogalum pomeridianum var. pomeridianum Common soaproot, Wavyleaf soap plant
native
Perennial herb 
2021 Sue Graue
2015 Sharon King & Randy Aeschliman
2018 Karen Scheuermann
|
|
Chondrilla juncea Hogbite, Skeleton weed
• invasive non-native
Perennial herb 
2021 George Williams
2021 Julia Kosowitz
2021 Bob Sweatt
|
|
Chorizanthe polygonoides Knotweed spineflower
native
Annual herb 
2017 R.A. Chasey
2018 David popp
2023 Aaron Echols
|
|
Chrysolepis chrysophylla Giant chinquapin, Golden chinquapin
native
Tree, Shrub 
2020 Mary Conway
2021 Hunter Breck
2022 Jamie Spielmann
|
|
Chrysolepis sempervirens Bush chinquapin, Sierra chinquapin
native
Shrub 
2023 Richard McNeill
2021 Arlee Montalvo
2016 Diane Etchison
|
|
Chrysothamnus viscidiflorus ssp. viscidiflorus Sticky leaved rabbitbrush, Yellow rabbitbrush
native
Shrub 
2004 Steve Matson
2020 BLM Redding Field Office
2020 BLM Redding Field Office
|
|
Cichorium intybus Chicory
non-native
Perennial herb 
2020 Bob Sweatt
2022 David Strauch
2019 Diane Etchison
|
|
Cicuta douglasii Western water hemlock
native
Perennial herb 
2015 Bob Case
2020 Julie A. Kierstead
2021 R.A. Chasey
|
|
Cinna latifolia Drooping wood reed, Wood reedgrass
native
Perennial grass 
2020 Susan McDougall
2022 Jacob Smith
2004 Steve Matson
|
|
Circaea alpina ssp. pacifica Pacific enchanter's nightshade, Small enchanter's nightshade
native
Perennial herb 
2003 Steve Matson
2003 Steve Matson
2003 Steve Matson
|
|
Cirsium andersonii Anderson's thistle, Rose thistle
native
Perennial herb 
2019 Bob Sweatt
2023 Mike Russler
2019 R.A. Chasey
|
|
Cirsium andrewsii Franciscan thistle
• rare native
Perennial herb 
2011 Scott Cox
2011 Thomas Reyes
2013 Robert Sikora
|
|
Cirsium arvense Canada thistle
• invasive non-native
Perennial herb 
2012 Michael Mitchell
2012 Michael Mitchell
2022 Donald Burk
|
|
Cirsium brevistylum Clustered thistle, Indian thistle
native
Perennial herb 
2019 Steve Davison
2018 Brian Charles
2019 Aleksandra Evert
|
|
Cirsium cymosum Peregrine thistle
native
Perennial herb 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Cirsium douglasii var. breweri Brewer's swamp thistle, Douglas' thistle
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Cirsium douglasii var. douglasii Douglas' swamp thistle, Douglas' thistle
native
Perennial herb 
2011 Neal Kramer
2011 Neal Kramer
2023 R.A. Chasey
|
|
Cirsium occidentale Cobweb thistle, Western thistle
native
Perennial herb 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Cirsium scariosum Dwarf thistle, Elk thistle
native
Perennial herb 
2020 Bob Sweatt
2022 Melissa Harbert
2023 Ryan O'Dell
|
|
Cirsium vulgare Bull thistle
• invasive non-native
Perennial herb 
2017 James Bailey
2020 Bob Sweatt
2020 Bob Sweatt
|
|
Clarkia biloba ssp. biloba Two lobed clarkia, Twolobe clarkia
native
Annual herb 
2019 David Greenberger
2020 Steve Laymon
2022 Cynthia Powell
|
|
Clarkia borealis ssp. borealis Northern clarkia
• rare native
Annual herb 
2020 Steve Laymon
2020 Steve Laymon
2019 Steve Laymon
|
|
Clarkia gracilis ssp. gracilis Graceful clarkia, Slender clarkia
native
Annual herb 
2021 Steve Laymon
2023 Larry Dizmang
2020 Steve Laymon
|
|
Clarkia lassenensis Lassen clarkia, Lassen godetia
native
Annual herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Clarkia mildrediae ssp. lutescens Mildred's clarkia
• rare native
Annual herb 
2020 Steve Laymon
2020 Steve Laymon
2020 Steve Laymon
|
|
Clarkia mosquinii Mosquin's clarkia
• rare native
Annual herb 
2020 Steve Laymon
2020 Steve Laymon
2020 Steve Laymon
|
|
Clarkia purpurea Purple clarkia, Winecup clarkia
native
Annual herb 
2022 Ron Vanderhoff
2019 Stacie Wolny
2021 Mary Conway
|
|
Clarkia purpurea ssp. quadrivulnera Four-spot, Purple clarkia, Purple godetia
native
Annual herb 
2014 Steve Matson
2019 Joe Engelbrecht
2021 R.A. Chasey
|
|
Clarkia rhomboidea Diamond clarkia, Diamond petaled clarkia, Diamond fairyfan
native
Annual herb 
2016 Steve Matson
2016 Steve Matson
2008 Steve Matson
|
|
Clarkia stellata Lake almanor clarkia
native
Annual herb 
2021 Steve Laymon
2018 Steve Laymon
2018 Steve Laymon
|
|
Clarkia virgata Sierra clarkia
• rare native
Annual herb 
2020 Steve Laymon
2020 Steve Laymon
2019 David Greenberger
|
|
Claytonia exigua Little spring beauty, Serpentine springbeauty
native
Annual herb 
2019 Matt Berger
2022 BOB CASE
2022 Mike Russler
|
|
Claytonia gypsophiloides Gypsum spring beauty, Gypsum springbeauty
native
Annual herb 
2021 Miao Ling He
2019 William Lundgren
2023 R.A. Chasey
|
|
Claytonia lanceolata Lanceleaf springbeauty, Western spring beauty, Western springbeauty
native
Perennial herb 
2010 Steve Matson
2010 Steve Matson
2015 Jenny Gossett
|
|
Claytonia palustris Jonesville springbeauty, Marsh claytonia
• rare native
Perennial herb 
2019 Matt Berger
2019 Matt Berger
2019 Matt Berger
|
|
Claytonia parviflora ssp. grandiflora Large flowered miner's lettuce, Streambank springbeauty
• rare native
Annual herb 
2023 Matt Berger
2021 Jacob Smith
2023 Matt Berger
|
|
Claytonia parviflora ssp. parviflora Narrow leaved miner's lettuce, Streambank springbeauty, Utah miner s lettuce
native
Annual herb 
2022 Ron Vanderhoff
2017 Gary McDonald
2017 Gary McDonald
|
|
Montia parviflora Narrow leaved miner's lettuce, Streambank springbeauty, Utah miner s lettuce
native
Annual herb
2022 Ron Vanderhoff
2017 Gary McDonald
2017 Gary McDonald
|
|
Claytonia perfoliata ssp. intermontana Miner's lettuce
native
Annual herb 
2020 Matt Berger
2020 Matt Berger
2020 Matt Berger
|
|
Claytonia perfoliata ssp. mexicana Southern miner's lettuce
native
Annual herb 
2021 John Rawlings
2002 Dean Wm. Taylor
2014 Susan McDougall
|
|
Claytonia perfoliata ssp. perfoliata Claytonia, Miner's lettuce
native
Annual herb 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Claytonia rubra ssp. depressa Red stemmed spring beauty, Redstem springbeauty
native
Annual herb 
2021 Zoya Akulova-Barlow
2020 Susan McDougall
2014 Garth Wadsworth
|
|
Claytonia rubra ssp. rubra Red stemmed miner's lettuce, Redstem springbeauty
native
Annual herb 
2003 Steve Matson
2003 Steve Matson
2003 Steve Matson
|
|
Claytonia saxosa Brandegee's spring beauty, Brandegee's springbeauty
native
Annual herb 
2023 Steve Conger
2020 R.A. Chasey
2015 John Doyen
|
|
Claytonia sibirica Candy flower, Indian lettuce or candy flower, Siberian springbeauty
native
Perennial herb 
2017 Steve Matson
2017 Steve Matson
2015 James Gonsman
|
|
Clematis ligusticifolia Creek clematis, Western white clematis, Yerba de chiva
native
Perennial herb, Vine 
2018 Diane Etchison
2012 Steve Matson
2012 Steve Matson
|
|
Satureja douglasii Yerba buena
native
Perennial herb 
2019 Gary McDonald
2012 Gary McDonald
2012 Gary McDonald
|
|
Clintonia andrewsiana Andrew's clintonia, Blue bead lily, Red clintonia
native
Perennial herb 
2022 Suzanne L. Weakley
2020 Eliezer Margolis
2013 Paul Preston
|
|
Clintonia uniflora Queen's cup, bead lily
native
Perennial herb 
2022 Dana York
2019 Matt Berger
2018 Julie Kierstead Nelson
|
|
Collinsia bartsiifolia White blue eyed mary, White collinsia
native
Annual herb 
2022 Mike Russler
2022 Mike Russler
2021 Mike Russler
|
|
Collinsia childii Child's blue eyed mary, Child's collinsia
native
Annual herb 
2014 Steve Matson
2020 Matt Berger
2019 Matt Berger
|
|
Collinsia grandiflora Giant blue eyed mary, Large flowered collinsia
native
Annual herb 
2020 Steve Conger
2010 Vernon Smith
2008 Keir Morse
|
|
Collinsia greenei Greene's blue eyed mary, Greene's collinsia
native
Annual herb 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Collinsia heterophylla Purple chinese houses
native
Annual herb 
2022 Mary Ann Machi
2019 David Greenberger
2019 Ron Vanderhoff
|
|
Collinsia linearis Narrow leaf collinsia, Narrowleaf blue eyed mary
native
Annual herb 
2022 Dana York
2022 Dana York
2008 Keir Morse
|
|
Collinsia rattanii Rattan's blue eyed mary, Rattan's collinsia, Sticky blue eyed mary
native
Annual herb 
2017 David popp
2008 Keir Morse
2004 Sheli Wingo
|
|
Collinsia sparsiflora var. sparsiflora Few flowered collinsia
native
Annual herb 
2015 James Gonsman
2024 R.A. Chasey
2021 Charles Russell
|
|
Collinsia torreyi Torrey's blue eyed mary, Torrey's collinsia
native
Annual herb 
2004 Steve Matson
2004 Steve Matson
2017 Steve Matson
|
|
Collinsia torreyi var. latifolia Broad leafed collinsia, Broad leaved collinsia, Torrey's blue eyed mary
native
Annual herb 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Collinsia torreyi var. torreyi Torrey's blue eyed mary, Torrey's collinsia
native
Annual herb 
2008 Steve Matson
2008 Steve Matson
2022 Richard Sullivan
|
|
Collinsia torreyi var. wrightii Wright's blue eyed mary, Wright's collinsia
native
Annual herb 
2022 Steve Laymon
2004 Steve Matson
Geoff Burleigh
|
|
Collomia grandiflora Grand collomia, Large flowered collomia, Mountain collomia
native
Annual herb 
2019 Diane Etchison
2020 Bob Sweatt
2013 BOB CASE
|
|
Collomia heterophylla Variableleaf collomia, Varied leaved collomia
native
Annual herb 
2018 Stacie Wolny
2017 Steve Matson
2018 Parker Santiago
|
|
Collomia linearis Narrow leaved collomia, Slenderleaf collomia, Tiny trumpet
native
Annual herb 
2019 Bob Sweatt
2003 Steve Matson
2003 Steve Matson
|
|
Collomia tinctoria Staining Collomia, Yellow staining collomia
native
Annual herb 
2016 Steve Matson
2006 Steve Matson
2016 Steve Matson
|
|
Comandra umbellata ssp. californica Bastard toad flax, Bastard toadflax, California bastard toadflax
native
Perennial herb (parasitic) 
2018 Steve Matson
2008 Steve Matson
2018 Steve Matson
|
|
Potentilla palustris Marsh cinquefoil
native
Perennial herb 
2020 Bob Sweatt
2018 Dean Taylor
2006 Steve Matson
|
|
Conium maculatum Poison hemlock
• invasive non-native
Perennial herb 
2019 James Bailey
2013 Toni Corelli
2016 Cynthia Powell
|
|
Convolvulus arvensis Field bindweed, Orchard morningglory
• invasive non-native
Perennial herb, Vine 
2022 Steve Matson
2021 Ron Vanderhoff
2022 Steve Matson
|
|
Coptis laciniata Oregon golden thread, Oregon goldthread
• rare native
Perennial herb 
2023 Dana York
2023 Dana York
2023 Dana York
|
|
Corallorhiza maculata Spotted coralroot, Summer coral root, Summer coralroot
native
Perennial herb 
2023 Steve Conger
2013 BOB CASE
2018 Rick Wachs
|
|
Corallorhiza mertensiana Merten's coral root, Pacific coralroot
native
Perennial herb 
2021 John L. Thompson
2018 Julie Kierstead Nelson
2022 Mary Sue Ittner
|
|
Corallorrhiza striata Hooded coralroot, Striped coral root
native
Perennial herb 
2021 Mary Ann Machi
2022 Steve Conger
2019 Timothy Boomer
|
|
Corallorhiza striata Hooded coralroot, Striped coral root
native
Perennial herb
2021 Mary Ann Machi
2022 Steve Conger
2019 Timothy Boomer
|
|
Cordylanthus kingii ssp. helleri Heller's bird's beak
native
Annual herb 
2019 Matt Berger
2014 Steve Matson
2019 Matt Berger
|
|
Cordylanthus tenuis ssp. pallescens Pallid bird's beak
• rare native
Annual herb (hemiparasitic) 
2019 Julie Kierstead Nelson
2019 Julie Kierstead Nelson
2019 Julie Kierstead Nelson
|
|
Cordylanthus tenuis ssp. tenuis Slender bird's beak
native
Annual herb 
2019 Bob Sweatt
2019 Matt Berger
2019 R.A. Chasey
|
|
Cordylanthus tenuis ssp. viscidus Slender bird's beak, Sticky bird's beak, Viscid bird's beak
native
Annual herb 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Lessingia filaginifolia var. filaginifolia Common sandaster
native
Perennial herb 
2022 Mike Russler
2018 Ron Vanderhoff
2019 Diane Etchison
|
|
Cornus glabrata Brown dogwood
native
Tree, Shrub 
2021 Donald Burk
2021 Barbara Peck
2021 John Rawlings
|
|
Cornus nuttallii Mountain dogwood, Pacific dogwood, Pacific mountain dogwood
native
Shrub 
2018 Matt Berger
2019 Susan McDougall
2019 Janith Johnson
|
|
Cornus sericea ssp. occidentalis Western dogwood
native
Shrub 
2019 David Greenberger
2018 Lynn Overtree
2020 Susan McDougall
|
|
Cornus sericea ssp. sericea American dogwood, Creek dogwood, Red osier dogwood
native
Shrub 
2003 Steve Matson
2019 Richard Spjut
2020 Doug Allshouse
|
|
Cornus sessilis Blackfruit dogwood, Miners dogwood, Western cornelian cherry
native
Tree 
2019 Bill Haley
2023 Mary Ann Machi
2021 Christopher Collier
|
|
Cornus canadensis Bunch berry
• rare native
Perennial herb 
2001 William Maslach
2018 Jonathan Lee
2021 Scot Loring
|
|
Cortaderia jubata Pampas grass, Purple pampas grass
• invasive non-native
Perennial grass 
2018 Ramona Robison
2021 Michelle Karle
2022 Michelle Karle
|
|
Cortaderia selloana Uruguayan pampas grass
• invasive non-native
Perennial grass 
2022 Ken-ichi Ueda
2023 Randall English
2022 Ron Vanderhoff
|
|
Corydalis caseana ssp. caseana Sierra corydalis, Sierra fumewort
native
Perennial herb 
2022 Bob Sweatt
2023 Charles Russell
2022 Bob Sweatt
|
|
Corylus cornuta var. californica Beaked hazelnut
native
Shrub 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Crataegus douglasii Black hawthorn, Douglas' hawthorn
native
Tree, Shrub 
2020 uelf
2008 Trent M. Draper
2015 John Malpas
|
|
Crataegus suksdorfii Klamath hawthorn
native
Tree, Shrub 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Crepis acuminata Long leaved hawk's beard, Long leaved hawksbeard, Tall hawksbeard
native
Perennial herb 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Crepis capillaris Hawksbeard, Smooth hawk's beard, Smooth hawksbeard
non-native
Annual, Perennial herb 
2003 Steve Matson
2003 Steve Matson
2019 Randy Huey
|
|
Crepis intermedia Intermediate hawksbeard, Limestone hawksbeard
native
Perennial herb 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Crepis modocensis Modoc hawksbeard
native
Perennial herb 
2005 Steve Matson
2011 Gerald Carr
2005 Steve Matson
|
|
Crepis pleurocarpa Naked stemmed hawksbeard, Nakedstem hawksbeard
native
Perennial herb 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Eremocarpus setigerus Turkey-mullein
native
Annual herb 
2011 Steve Matson
2011 Steve Matson
2014 Richard Chasey
|
|
Croton setigerus Turkey-mullein
native
Annual herb
2011 Steve Matson
2011 Steve Matson
2014 Richard Chasey
|
|
Crypsis alopecuroides Foxtail prickle grass, Foxtail pricklegrass
non-native
Annual grass 
2021 Dana York
2021 R.A. Chasey
2022 Donald Burk
|
|
Cryptantha affinis Common cryptantha, Quill cryptantha, Side grooved cryptantha
native
Annual herb 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Cryptantha echinella Prickly cryptantha
native
Annual herb 
2019 Diane Etchison
2019 Diane Etchison
2008 Steve Matson
|
|
Cryptantha intermedia Clearwater cryptantha, Common cryptantha
native
Annual herb 
2020 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Cryptantha micromeres Minute flowered cryptantha, Pygmyflower cryptantha, Small flowered cryptantha
native
Annual herb 
2021 Jodi McGraw
2020 Ken Hickman
2019 John Rawlings
|
|
Cryptantha microstachys Popcorn flower, Tejon cryptantha
native
Annual herb 
2019 Diane Etchison
2018 Ron Vanderhoff
2017 Diane Etchison
|
|
Cryptantha milobakeri Milo baker's cryptantha
native
Annual herb 
2012 Dana York
2012 Dana York
2023 Ryan O'Dell
|
|
Cryptantha simulans Pine cryptantha, Pinewoods cryptantha
native
Annual herb 
2003 Steve Matson
2003 Steve Matson
2003 Steve Matson
|
|
Cryptantha torreyana Torrey's cryptantha
native
Annual herb 
2011 Steve Matson
2021 Steve Laymon
2011 Steve Matson
|
|
Cryptogramma acrostichoides American parsely fern, American parsley fern, American rockbrake
native
Fern 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Cuscuta californica California dodder, Chaparral dodder
native
Annual herb, Vine (parasitic) 
2019 Ron Vanderhoff
2018 David popp
2019 stephen rosenthal
|
|
Cuscuta howelliana Boggs lake dodder
native
Vine 
2019 John Dittes
2006 George W. Hartwell
2004 Carol W. Witham
|
|
Cuscuta californica var. breviflora California dodder
native
Annual herb, Vine (parasitic) 
2022 R.A. Chasey
2018 David popp
2022 R.A. Chasey
|
|
Cuscuta subinclusa Canyon dodder
native
Annual herb, Vine (parasitic) 
2018 Ron Vanderhoff
2020 Ron Vanderhoff
2018 Ron Vanderhoff
|
|
Cusickiella douglasii Alkali cusickiella, Alkali draba
native
Perennial herb 
2009 Steve Matson
2008 Steve Matson
2009 Steve Matson
|
|
Cycladenia humilis var. humilis Cycladenia, Sacramento waxydogbane
native
Perennial herb 
2018 Joerg Lohse
2023 Ryan O'Dell
2018 Dee Shea Himes
|
|
Cymopterus terebinthinus var. californicus Pteryxia, Turpentine cymopterus
native
Perennial herb 
2005 Steve Matson
2006 Steve Matson
2012 Steve Matson
|
|
Cynoglossum officinale Gypsyflower, Hound's tongue, Purple houndstongue
• invasive non-native
Perennial herb 
2019 Raymond Gill
2019 Raymond Gill
2019 Raymond Gill
|
|
Cynosurus cristatus Crested dogstail grass, Crested dogtail grass
non-native
Perennial grass  2010 Zoya Akulova
 2010 Zoya Akulova
 2016 Zoya Akulova
|
|
Cynosurus echinatus Annual dogtail, Bristly dogstail grass, Dogtail grass
• invasive non-native
Annual grass 
2017 Gary McDonald
2010 Julie A. Kierstead
2022 Ron Vanderhoff
|
|
Cyperus eragrostis Tall cyperus, Tall flatsedge
native
Perennial grasslike herb 
2016 Joan Hampton
2021 Ken Lunders
2014 James Gonsman
|
|
Cyperus esculentus Chufa flatsedge, Nut grass, Yellow nutgrass
native
Perennial grasslike herb 
2020 Ron Vanderhoff
2015 Gerald Carr
2019 Ron Vanderhoff
|
|
Cypripedium californicum California lady's slipper
• rare native
Perennial herb (rhizomatous) 
2023 Mary Ann Machi
2017 Steve Matson
2018 Margarita Orlova
|
|
Cypripedium fasciculatum Clustered lady's slipper
• rare native
Perennial herb (rhizomatous) 
2018 Timothy Boomer
2023 Bill Kress
2020 Shane Hanofee
|
|
Cypripedium montanum Mountain lady's slipper
• rare native
Perennial herb (rhizomatous) 
2018 Timothy Boomer
2018 Timothy Boomer
2017 Julie Kierstead Nelson
|
|
Cystopteris fragilis Bladder fern, Brittle bladder fern, Brittle fern
native
Fern 
2020 Bob Sweatt
2021 Mike Russler
2023 Ken-ichi Ueda
|
|
Cytisus scoparius Scotch broom, Scotchbroom
• invasive non-native
Shrub 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Dactylis glomerata Orchard grass, Orchardgrass
• invasive non-native
Perennial grass 
2018 Jennifer Mo
2020 Jim Richards
2017 Gary McDonald
|
|
Damasonium californicum California damsonium
native
Perennial herb (aquatic) 
2018 Steve Matson
2019 Belinda Lo
2018 Steve Matson
|
|
Danthonia californica California oatgrass
native
Perennial grass 
2020 Sara Timby
2007 Steve Matson
2002 Bart and Susan Eisenberg
|
|
Danthonia intermedia Timber oatgrass
native
Perennial grass 
2019 David Greenberger
2010 Keir Morse
2007 Steve Matson
|
|
Danthonia unispicata One spiked oatgrass, Onespike danthonia, Onespike oatgrass
native
Perennial grass 
2005 Steve Matson
2015 Neal Kramer
2005 Steve Matson
|
|
Darlingtonia californica California pitcherplant
• rare native
Perennial herb (carnivorous) 
2023 Mary Ann Machi
2023 Mary Ann Machi
2005 Steve Matson
|
|
Darmera peltata Indian rhubarb, Umbrella plant
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Potentilla fruticosa Shrubby cinquefoil
native
Shrub 
2020 Bob Sweatt
2014 Steve Matson
2014 Steve Matson
|
|
Datisca glomerata Durango root
native
Perennial herb 
2019 Ron Vanderhoff
2019 Diane Etchison
2019 Matt Berger
|
|
Daucus pusillus American wild carrot, Rattlesnake weed
native
Annual herb 
2019 Diane Etchison
2022 David Wolfson
2021 Ken Lunders
|
|
Hemizonia corymbosa Coastal tarweed
native
Annual herb 
2016 Michael Mitchell
2018 Zachariah Jordan
2015 Tim Miller
|
|
Delphinium cardinale Scarlet larkspur
native
Perennial herb 
Geoff Burleigh
2021 Colin Barrows
2018 Mike Libby
|
|
Delphinium decorum Coast larkspur, Coastal larkspur, Larkspur
native
Perennial herb 
2024 Mary Ann Machi
2024 Mary Ann Machi
2021 Mary Ann Machi
|
|
Delphinium decorum ssp. tracyi Coastal larkspur, Tracy's larkspur
native
Perennial herb 
2021 Steve Matson
2021 Steve Matson
2021 Steve Matson
|
|
Delphinium depauperatum Dwarf larkspur, Few flowered larkspur, Slim larkspur
native
Perennial herb 
2022 Mike Russler
2023 Dana York
2022 Mike Russler
|
|
Delphinium gracilentum Meadow larkspur, Pine forest larkspur, Slender or Greene's Larkspur
native
Perennial herb 
2013 BOB CASE
2019 David Greenberger
2021 Dana York
|
|
Delphinium nudicaule Canyon larkspur, Red or Orange Larkspur, Red larkspur
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2024 Mary Ann Machi
|
|
Delphinium nuttallianum Low larkspur, Meadow larkspur, Dwarf, Meadow, Slim or Sonne's Larkspur
native
Perennial herb 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Delphinium trolliifolium Columbian larkspur, Cow poison
native
Perennial herb 
2023 Dennis ONeill
2010 Aaron Arthur
2005 Jerry Murray
|
|
Dendromecon rigida Bush poppy, Tree poppy
native
Shrub 
2019 Eliezer Margolis
2018 Hunter Breck
2010 Suzanne L. Weakley
|
|
Deschampsia cespitosa California hairgrass, Tufted hair grass, Tufted hairgrass
native
Perennial grass 
2022 Justin Luong
2022 Dianne Lake
2022 Dianne Lake
|
|
Deschampsia cespitosa ssp. cespitosa Tufted hair grass, Tufted hairgrass
native
Perennial grass 
2007 Keir Morse
2019 David Greenberger
2023 Dianne Lake
|
|
Deschampsia danthonioides Annual hairgrass
native
Annual grass 
2003 Steve Matson
2003 Steve Matson
2018 Emily Allen
|
|
Deschampsia elongata Hairgrass, Slender hairgrass
native
Perennial grass 
2021 John Rawlings
2021 John Rawlings
2023 Robert Steers
|
|
Dianthus armeria ssp. armeria Grass pink
non-native
Annual, Biennial herb 
2022 Mike Russler
2022 Mike Russler
2022 Mike Russler
|
|
non-native
Annual herb 
2020 Ken Hickman
2020 Ken Hickman
2020 Ken Hickman
|
|
Dicentra formosa Pacific bleeding heart, Pacific bleedinghearts
native
Perennial herb 
2005 Steve Matson
2005 Steve Matson
2005 Steve Matson
|
|
Dicentra pauciflora Few flowered bleeding heart, Shorthorn steer's head
native
Perennial herb 
2011 Steve Matson
2019 Timothy Boomer
2019 Timothy Boomer
|
|
Dicentra uniflora Longhorn steer's head, Steer's head, Steers head
native
Perennial herb 
2019 Timothy Boomer WildMacro.com
2004 Steve Matson
2004 Steve Matson
|
|
Dichelostemma capitatum ssp. capitatum Blue dicks, Wild hyacinth
native
Perennial herb 
2017 Alison Sheehey
Geoff Burleigh
2015 Ken Lunders
|
|
Dichelostemma ida-maia Firecracker brodiaea, Firecracker flower
native
Perennial herb 
2008 Steve Matson
2023 Melissa Harbert
2019 Steve Laymon
|
|
Dichelostemma multiflorum Many flowered brodiaea, Manyflower brodiaea, Roundtooth snakelily
native
Perennial herb 
2019 David popp
2011 Steve Matson
2019 John Rawlings
|
|
Brodiaea californica Twining brodiaea, Twining snakelily
native
Perennial herb 
2008 Steve Matson
2019 Verna Jigour
2018 Tim Lewis
|
|
Dieteria canescens var. canescens Hoary aster
native
Perennial herb 
2005 Steve Matson
2005 Steve Matson
2005 Steve Matson
|
|
Digitalis purpurea Purple foxglove
• invasive non-native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Mimulus angustatus Narrow leaved pansy monkeyflower
native
Annual herb 
2019 David Greenberger
2019 Matt Berger
2016 Steve Matson
|
|
Mimulus aurantiacus Orange Bush Monkeyflower
native
Shrub 
2023 Bill Kress
2019 Stacie Wolny
2019 Gary McDonald
|
|
Mimulus bolanderi Bolander's monkeyflower
native
Annual herb 
2022 Mike Russler
2022 Mike Russler
2023 Mike Russler
|
|
Mimulus congdonii Congdon's monkeyflower
native
Annual herb 
2024 Mike Russler
2006 Steve Matson
2024 Mike Russler
|
|
Mimulus douglasii Purple mouse ears
native
Annual herb 
2023 Timothy Boomer
2023 Timothy Boomer
2023 Timothy Boomer
|
|
Mimulus kelloggii Kellogg's monkeyflower
native
Annual herb 
2016 Steve Matson
2005 Steve Matson
2016 Steve Matson
|
|
Mimulus layneae Layne's monkeyflower
native
Annual herb 
2019 Steve Laymon
2021 Mike Russler
2022 Mike Russler
|
|
Mimulus mephiticus Skunky monkeyflower
native
Annual herb 
2023 Bob Steele
2021 Steve Laymon
2020 Steve Matson
|
|
Mimulus nanus Dwarf monkeyflower, Dwarf monkey flower
native
Annual herb 
2020 Bob Sweatt
2020 Cynthia Powell
2020 Cynthia Powell
|
|
Mimulus pulchellus yellow-lip pansy monkeyflower
• rare native
Annual herb 
2023 Karen Swift
2021 Mike Russler
2016 Judy and Barry Breckling
|
|
Mimulus pygmaeus Egg Lake monkeyflower
• rare native
Annual herb  James T. Vale and CNPS
 2001 Steve Schoenig
 2006 Dean Wm. Taylor
|
|
Mimulus torreyi Torrey's monkeyflower
native
Annual herb 
2005 Steve Matson
2005 Steve Matson
2005 Steve Matson
|
|
Mimulus tricolor Tricolor monkeyflower
native
Annual herb 
2020 Matt Berger
2022 Steve Matson
2022 Steve Matson
|
|
Dipsacus fullonum Fuller's teasel, Fullers' teasel, Wild teasel
• invasive non-native
Perennial herb 
2022 Morgan Stickrod
2017 MCOSD Restoration Crew
2021 Amber Bedgood
|
|
Brodiaea pulchella Blue dicks
native
Perennial herb 
2023 Steve Matson
2023 Steve Matson
2022 Steve Matson
|
|
native
Perennial herb 
2005 Steve Matson
2013 Steve Matson
2013 Steve Matson
|
|
Downingia bacigalupii Bach's calicoflower, Bach's downingia
native
Annual herb 
2019 David Greenberger
2019 David Greenberger
2019 Leah Gardner
|
|
Downingia montana Sierra calicoflower, Sierra downingia
native
Annual herb 
2019 David Greenberger
2023 Richard Sullivan
2009 Barry Breckling
|
|
Downingia yina Cascade calicoflower, Cascade downingia
native
Annual herb  2006 George W. Hartwell
 2005 Jerry Murray
 2000 John Game
|
|
Draba verna Spring draba, Whitlow grass, Whitlowgrass
non-native
Annual herb 
2011 Steve Matson
2004 Steve Matson
2016 Steve Matson
|
|
Draperia systyla Draperia, Violet draperia
native
Perennial herb 
2018 Steve Matson
2018 Steve Matson
2008 Steve Matson
|
|
Drosera anglica English sundew, Long leaved sundew
• rare native
Perennial herb (carnivorous) 
2011 Dana York
2011 Dana York
2006 Steve Matson
|
|
Drosera rotundifolia Round leaved sundew, Roundleaf sundew
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Drymocallis glandulosa var. glandulosa Sticky cinquefoil
native
Perennial herb 
2020 Diane Etchison
2017 Steve Matson
2021 Mike Russler
|
|
Potentilla glandulosa ssp. hansenii Yosemite woodbeauty
native
Perennial herb  2009 Barry Breckling
 2009 Barry Breckling
 2009 Barry Breckling
|
|
Potentilla glandulosa ssp. ashlandica Austin's woodbeauty
native
Perennial herb 
2023 Susan McDougall
2023 Alaine Arslan
2023 Susan McDougall
|
|
Potentilla glandulosa ssp. nevadensis Sierran woodbeauty
native
Perennial herb 
2022 Mike Russler
2022 Mike Russler
2022 Mike Russler
|
|
Dryopteris arguta California wood fern, Coastal wood fern, Shield fern
native
Fern 
2018 James Gonsman
2019 Rebecca Crowe
2023 Julia Markey
|
|
Dudleya cymosa ssp. cymosa Canyon dudleya, Canyon liveforever
native
Perennial herb 
2020 R.A. Chasey
2014 James Gonsman
2019 Chico Hiking Association
|
|
Dulichium arundinaceum Dulchium, Three way sedge, Threeway sedge
native
Perennial grasslike herb 
2015 Peter Warner
2014 Gerald Carr
2014 Gerald Carr
|
|
Chenopodium ambrosioides Mexican tea
non-native
Annual, Perennial herb 
2020 Ron Vanderhoff
2018 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
Chenopodium botrys Jerusalem oak goosefoot
non-native
Annual herb 
2022 Steve Matson
2021 BLM Redding Field Office
2023 R.A. Chasey
|
|
Eleocharis acicularis var. acicularis Needle spike rush, Needle spikerush
native
Perennial grasslike herb 
2017 Toni Corelli
2023 R.A. Chasey
2023 Robin Carter-Ervin
|
|
Eleocharis bolanderi Bolander's spikerush
native
Perennial grasslike herb  2003 Steve Matson
 2003 Steve Matson
|
|
Eleocharis macrostachya Common spikerush, Creeping spike rush, Pale spikerush
native
Perennial grasslike herb 
2023 Ron Vanderhoff
2023 Ron Vanderhoff
2003 Steve Matson
|
|
Eleocharis montevidensis Montevideo spike rush, Sand spikerush
native
Perennial grasslike herb 
2021 Ron Vanderhoff
2021 Ron Vanderhoff
2020 John Rawlings
|
|
Eleocharis obtusa var. obtusa Blunt spike rush, Blunt spikerush, Broad spiked spikerush
native
Annual grasslike herb  2008 Louis-M. Landry
 2008 Louis-M. Landry
 2008 Louis-M. Landry
|
|
Eleocharis palustris Common spikerush
native
Perennial grasslike herb 
2011 Gerald Carr
2011 Gerald Carr
2020 Ron Vanderhoff
|
|
Eleocharis parishii Parish's spike rush, Parish's spikerush
native
Perennial grasslike herb 
2014 Steve Matson
2014 Steve Matson
2018 Rachelle Gray
|
|
Eleocharis quinqueflora Fewflower spikerush
native
Perennial grasslike herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Elodea canadensis Canadian waterweed, Common water weed, Elodea
native
Perennial herb 
2000 Bob Sweatt
2019 David popp
2020 R.A. Chasey
|
|
Elymus caput-medusae Medusa head
• invasive non-native
Annual grass 
2023 Ron Vanderhoff
2019 Jennifer Mo
2011 Steve Matson
|
|
Taeniatherum caput-medusae Medusa head
• invasive non-native
Annual grass
2023 Ron Vanderhoff
2019 Jennifer Mo
2011 Steve Matson
|
|
Leymus cinereus Great basin wild rye
native
Perennial grass 
2020 John Rawlings
2008 Steve Matson
2008 Steve Matson
|
|
Leymus condensatus Giant wild rye
native
Perennial grass 
2020 Ron Vanderhoff
2022 John Rawlings
2020 Diane Etchison
|
|
Elymus elymoides ssp. brevifolius Squirrel tail grass
native
Perennial grass 
2012 Robert L. Carr
2012 Robert L. Carr
2012 Robert L. Carr
|
|
Elymus elymoides ssp. californicus Squirrel tail grass
native
Perennial grass 
2021 David popp
2022 Dana York
2007 Steve Matson
|
|
Elymus elymoides ssp. elymoides Squirrel tail grass
native
Perennial grass 
2020 Susan McDougall
2020 Susan McDougall
2012 Dylan Neubauer
|
|
Elymus glaucus ssp. glaucus Blue wild rye, Blue wildrye, Western rye grass
native
Perennial grass 
2014 Toni Corelli
2021 Arlee Montalvo
2022 Ron Vanderhoff
|
|
Elymus glaucus ssp. jepsonii Blue wild rye, Blue wildrye, Western rye grass
native
Perennial grass
2014 Toni Corelli
2021 Arlee Montalvo
2022 Ron Vanderhoff
|
|
Thinopyrum intermedium Intermediate wheatgrass
non-native
Perennial grass 
2003 Steve Matson
2003 Steve Matson
2003 Steve Matson
|
|
Elytrigia elongata Tall wheat grass
non-native
Perennial grass 
2021 Lenihan Mazur
2020 ALice Cummings
2020 Ron Vanderhoff
|
|
Elytrigia pontica ssp. pontica Tall wheat grass
non-native
Perennial grass
2021 Lenihan Mazur
2020 ALice Cummings
2020 Ron Vanderhoff
|
|
Elytrigia repens Quack grass
non-native
Perennial grass  2005 Louis-M. Landry
 2005 Louis-M. Landry
 2008 Keir Morse
|
|
Elymus spicatus Blue bunch wheat grass
native
Perennial grass 
2013 Robert L. Carr
2013 Robert L. Carr
2013 Robert L. Carr
|
|
Elymus trachycaulus Slender wheatgrass
native
Perennial grass 
2021 Julian Geoghegan
2016 Andrew Longman
2020 Diana Wahl
|
|
Elymus trachycaulus ssp. subsecundus Slender wheatgrass
native
Perennial grass 
2022 John Rawlings
2019 Ken Hickman
2019 Ken Hickman
|
|
Elymus trachycaulus ssp. trachycaulus Slender wheatgrass
native
Perennial grass
2022 John Rawlings
2019 Ken Hickman
2019 Ken Hickman
|
|
Elymus triticoides Beardless wild rye
native
Perennial grass 
2018 Ron Vanderhoff
2021 Ron Vanderhoff
2018 Rachelle Gray
|
|
Emmenanthe penduliflora var. penduliflora Whispering bells, Whisperingbells
native
Annual herb 
2014 Steve Matson
2014 Steve Matson
2010 Steve Matson
|
|
Isopyrum stipitatum Siskiyou false rue anemone
native
Perennial herb 
2021 Steve Laymon
2020 Steve Laymon
2008 Keir Morse
|
|
Epilobium brachycarpum Annual fireweed, Autumn willowweed, Panicled willow herb
native
Annual herb 
2023 Mary Ann Machi
2019 Ramona Robison
2020 Ron Vanderhoff
|
|
Epilobium campestre Smooth boisduvalia
native
Annual herb 
2007 Steve Matson
2007 Steve Matson
2007 Steve Matson
|
|
Epilobium canum ssp. latifolium California fuchsia, Hummingbird trumpet, Mountain california fuchsia
native
Perennial herb 
2015 Steve Matson
2023 Steve Conger
2016 Rebecca Schoenenberger
|
|
Epilobium ciliatum var. ciliatum Fringed willowherb, Northern willow herb, Slender willow herb
native
Perennial herb 
2021 stephen rosenthal
2019 Patrick Furtado
2019 Gary McDonald
|
|
Epilobium ciliatum ssp. ciliatum Fringed willowherb, Northern willow herb, Willow herb
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Epilobium ciliatum ssp. glandulosum Fringed willowherb, Glandular willowherb
native
Perennial herb 
2023 Steve Conger
2021 Mike Russler
2021 Mike Russler
|
|
Epilobium densiflorum Dense boisduvalia, Dense flowered boisduvalia, Dense flowered spike primrose
native
Annual herb 
2009 BOB CASE
2021 Mike Russler
2022 Ken-ichi Ueda
|
|
Epilobium glaberrimum ssp. glaberrimum Glaucus willowherb, Smooth willowherb
native
Perennial herb 
2003 Steve Matson
2003 Steve Matson
2003 Steve Matson
|
|
Epilobium halleanum Hall's willowherb
native
Perennial herb 
2005 Steve Matson
2010 Steve Matson
2010 Steve Matson
|
|
Epilobium hallianum Hall's willowherb
native
Perennial herb
2005 Steve Matson
2010 Steve Matson
2010 Steve Matson
|
|
Epilobium minutum Chaparral willowherb, Desert willow herb, Little willowherb
native
Annual herb 
2017 Michael Mitchell
2021 R.A. Chasey
2019 Ken Lunders
|
|
Epilobium oreganum Grants pass willowherb, Oregon fireweed
• rare native
Perennial herb 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Epilobium oregonense Oregon willowherb, Slimstem willowweed
native
Perennial herb 
2019 Bob Sweatt
2019 Bob Sweatt
2018 Susan McDougall
|
|
Epilobium siskiyouense Siskiyou fireweed, Siskiyou willowherb
• rare native
Perennial herb 
2019 Matt Berger
2023 Joaquin Hale
2021 Donald Burk
|
|
Epilobium torreyi Narrow boisduvalia, Narrow leaved boisduvalia, Torrey's willowherb
native
Annual herb 
2022 Mark Gary
2019 Ken Hickman
2022 R.A. Chasey
|
|
Equisetum arvense Common horsetail rush, Common horsetail, field horsetail, Field horsetail
native
Fern 
2022 Suzanne L. Weakley
2021 Cynthia Powell
2016 Cynthia Powell
|
|
Equisetum hyemale ssp. affine Giant scouring rush
native
Fern 
2013 Michael Mitchell
2021 Ron Vanderhoff
2013 Michael Mitchell
|
|
Equisetum laevigatum Horsetail, Smooth horsetail, Smooth scouring rush
native
Fern 
2020 David popp
2021 Ron Vanderhoff
2021 Richard Spjut
|
|
Equisetum telmateia ssp. braunii Giant horse tail, Giant horsetail
native
Fern 
2016 Steve Matson
2016 Steve Matson
2022 Suzanne L. Weakley
|
|
Arenaria aculeata Prickly sandwort
native
Perennial herb  2001 Jeff Abbas
 2014 John Doyen
 2017 John Doyen
|
|
Eremogone cliftonii Clifton's eremogone
• rare native
Perennial herb 
2019 David Greenberger
2019 David Greenberger
2019 Belinda Lo
|
|
Eremogone congesta Ballhead Sandwort
native
Perennial herb 
2020 Bob Sweatt
2022 Bob Sweatt
2020 Bob Sweatt
|
|
Arenaria congesta Ballhead Sandwort
native
Perennial herb
2020 Bob Sweatt
2022 Bob Sweatt
2020 Bob Sweatt
|
|
Eremogone congesta ssp. crassula Ballhead Sandwort
native
Perennial herb
2020 Bob Sweatt
2022 Bob Sweatt
2020 Bob Sweatt
|
|
Arenaria congesta var. crassula Rough sandwort
native
Perennial herb  2008 Steve Matson
 2008 Steve Matson
|
|
Arenaria congesta var. suffrutescens Suffrutescent sandwort
native
Perennial herb 
2021 Mike Russler
2021 Mike Russler
2021 Mike Russler
|
|
Arenaria kingii var. glabrescens King's smooth sandwort
native
Perennial herb 
2022 Steve Matson
2022 Steve Matson
2022 Steve Matson
|
|
Ericameria arborescens Golden fleece, Goldenfleece
native
Shrub 
2019 Bryant Baker
2019 Bryant Baker
2015 Hayley Ross
|
|
Ericameria bloomeri Bloomer's goldenbush, Goldenweed, Rabbitbush
native
Shrub 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Ericameria greenei Greene's goldenbush, Greene's goldenweed
native
Shrub 
2009 Gerald Carr
2009 Gerald Carr
2020 R.A. Chasey
|
|
Ericameria nauseosa Rubber rabbitbrush
native
Shrub 
2018 Richard Spjut
2010 Gerald Carr
2010 Gerald Carr
|
|
Chrysothamnus nauseosus ssp. bernardinus San bernardino rubber rabbitbrush
native
Shrub 
2021 Joanna Clines
2022 Arlee Montalvo
2022 Arlee Montalvo
|
|
Chrysothamnus nauseosus ssp. albicaulis Showy Rabbitbrush
native
Shrub 
2020 R.A. Chasey
2021 Mike Russler
2010 Gerald Carr
|
|
Ericameria parryi var. latior Parry's rabbitbrush
native
Shrub 
2018 Matt Berger
2019 David popp
2019 David popp
|
|
Chrysothamnus parryi ssp. latior Parry's rabbitbrush
native
Shrub
2018 Matt Berger
2019 David popp
2019 David popp
|
|
Erigeron annuus Annual fleabane, Eastern daisy fleabane
non-native
Annual herb  2005 Dr. Amadej Trnkoczy
 2005 Dr. Amadej Trnkoczy
 2008 Jason E. Willand
|
|
Erigeron aphanactis var. aphanactis Rayless shaggy fleabane
native
Perennial herb 
2020 Steve Matson
2020 Steve Matson
2019 Matt Berger
|
|
Erigeron barbellulatus Shining daisy, Shining fleabane
native
Perennial herb 
2016 Brett Dean
2019 Bob Sweatt
2022 Alaine Arslan
|
|
Erigeron bloomeri var. bloomeri Scabland fleabane
native
Perennial herb 
2007 Steve Matson
2020 R.A. Chasey
2008 Steve Matson
|
|
Erigeron breweri var. breweri Brewer's daisy, Brewer's fleabane
native
Perennial herb 
2021 Mike Russler
2021 Mike Russler
2021 Mike Russler
|
|
Conyza canadensis Canada horseweed
native
Annual herb 
2017 Gary McDonald
2017 Gary McDonald
2022 Mike Russler
|
|
Erigeron austiniae Rebecca austin's fleabane
native
Perennial herb 
2014 Gerald Carr
2014 Gerald Carr
2014 Gerald Carr
|
|
Erigeron coulteri Coulter's daisy, Coulter's fleabane, Large mountain fleabane
native
Perennial herb 
2020 Bob Sweatt
2020 Bob Sweatt
2020 John Rawlings
|
|
Erigeron divergens Diffuse daisy, Spreading fleabane
native
Biennial, Perennial herb 
2022 Mike Russler
2023 Donald Burk
2021 Mike Russler
|
|
Erigeron eatonii var. plantagineus Eaton's daisy, Eaton's fleabane
native
Perennial herb 
2012 Gerald Carr
2012 Gerald Carr
2012 Gerald Carr
|
|
Erigeron filifolius var. filifolius Threadleaf fleabane
native
Perennial herb 
2007 Steve Matson
2007 Steve Matson
2019 Susan McDougall
|
|
Erigeron peregrinus var. callianthemus Wandering fleabane
native
Perennial herb 
2022 Dana York
2022 Dana York
2021 Mike Russler
|
|
Erigeron inornatus var. calidipetris California rayless fleabane, Hot rock daisy
• rare native
Perennial herb  2011 Anthony Baniaga
 2006 Dean Wm. Taylor
|
|
Erigeron inornatus var. inornatus California rayless daisy, California rayless fleabane, Fleabane
native
Perennial herb 
2020 Bob Sweatt
2020 R.A. Chasey
2014 John Doyen
|
|
Erigeron lassenianus var. deficiens Mt. lassen fleabane
• rare native
Perennial herb 
2017 David popp
2013 Dean Wm. Taylor, Ph.D.
2012 Melanie S. Williams
|
|
Erigeron lassenianus var. lassenianus Mt. lassen daisy, Mt. lassen fleabane
native
Perennial herb 
2019 Julie Kierstead Nelson
2021 David popp
2019 Julie Kierstead Nelson
|
|
Erigeron petrophilus var. sierrensis Northern sierra daisy, Sierra erigeron
• rare native
Perennial herb (rhizomatous) 
2019 David popp
2017 David popp
2018 David popp
|
|
Erigeron reductus var. reductus California rayless daisy, Lesser california rayless fleabane
native
Perennial herb 
2017 Chelsea Morgan
2017 Chelsea Morgan
2001 Dean Wm. Taylor
|
|
Eriodictyon californicum California yerba santa, Yerba santa
native
Shrub 
2023 Suzanne L. Weakley
2022 BOB CASE
2020 Julie A. Kierstead
|
|
Nama lobbii Matted yerba santa
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Eriogonum alpinum Trinity buckwheat
• rare native
Perennial herb (rhizomatous) 
2022 Glenn Fine
2014 Steve Matson
2019 Matt Berger
|
|
Eriogonum baileyi var. baileyi Bailey's buckwheat
native
Annual herb 
2022 Steve Matson
2022 Steve Matson
2005 Steve Matson
|
|
Eriogonum compositum var. compositum Arrow leaf buckwheat, Arrowleaf buckwheat, Arrow-Leaf Wild Buckwheat
native
Perennial herb 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Eriogonum congdonii Congdon's buckwheat
• rare native
Shrub 
2014 Steve Matson
2014 Steve Matson
2019 Matt Berger
|
|
Eriogonum douglasii var. douglasii Douglas' buckwheat
native
Perennial herb 
2020 Bob Sweatt
2020 Bob Sweatt
2004 Christopher L. Christie
|
|
Eriogonum douglasii var. meridionale Douglas' buckwheat
native
Perennial herb 
2023 Dana York
2023 Dana York
2019 Steve Ashcraft
|
|
Eriogonum gracile Slender buckwheat, Slender woolly buckwheat
native
Annual herb 
2022 Mike Russler
2018 Fred Melgert / Carla Hoegen
2019 Hailey Laskey
|
|
Eriogonum incanum Frosted buckwheat
native
Perennial herb 
2010 Steve Matson
2021 Mike Russler
2021 Mike Russler
|
|
Eriogonum libertini Dubakella mountain buckwheat, Dubakella mtn. buckwheat, Hoffman buckwheat
• rare native
Perennial herb 
2019 Steve Matson
2019 Steve Matson
2011 Julie A. Kierstead
|
|
Eriogonum lobbii Lobb's buckwheat, Lobb's Wild Buckwheat
native
Perennial herb 
2019 Matt Berger
2020 Bob Sweatt
2019 Matt Berger
|
|
Eriogonum luteolum var. luteolum Golden buckwheat, Goldencarpet buckwheat
native
Annual herb 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Eriogonum marifolium Marum leaved buckwheat, Marumleaf buckwheat
native
Shrub 
2015 Steve Matson
2019 Steve Matson
2015 Steve Matson
|
|
Eriogonum microthecum var. ambiguum Yellow-flowered wild buckwheat
native
Perennial herb 
2011 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Eriogonum nudum Naked buckwheat, Nude buckwheat
native
Shrub 
2011 Steve Matson
2014 Steve Matson
2008 Steve Matson
|
|
Eriogonum nudum var. deductum Naked buckwheat
native
Shrub 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Eriogonum nudum var. nudum Naked buckwheat, Naked Wild Buckwheat, Nude buckwheat
native
Shrub 
2021 Mike Russler
2021 Mike Russler
2021 Mike Russler
|
|
Eriogonum pyrolifolium var. pyrolifolium Pumice buckwheat, Shasta buckwheat, Wintergreen leaved buckwheat
• rare native
Perennial herb, Shrub 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Eriogonum siskiyouense Siskiyou buckwheat
• rare native
Perennial herb 
2017 John Rawlings
2019 Matt Berger
2014 Steve Matson
|
|
Eriogonum spergulinum var. reddingianum Redding buckwheat, Spurry buckwheat, Redding's Wild Buckwheat
native
Annual herb 
2014 Steve Matson
2020 Steve Matson
2019 Matt Berger
|
|
Eriogonum sphaerocephalum var. halimioides Rock buckwheat, Round headed buckwheat
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Eriogonum strictum var. anserinum Blue mountain buckwheat
native
Perennial herb 
2008 Steve Matson
2008 Steve Matson
2006 Steve Matson
|
|
Eriogonum umbellatum Sulphur buckwheat, Sulphur flower buckwheat
native
Perennial herb 
2005 Steve Matson
2010 Steve Matson
2017 Steve Matson
|
|
Eriogonum umbellatum var. Sulphur buckwheat, Sulphur flower buckwheat
native
Perennial herb
2005 Steve Matson
2010 Steve Matson
2017 Steve Matson
|
|
Eriogonum umbellatum var. humistratum Mt. Eddy buckwheat
• rare native
Perennial herb 
2022 Dana York
2019 Julie Kierstead Nelson
2017 Julie Kierstead Nelson
|
|
Eriogonum umbellatum var. modocense Sulphur flower buckwheat, Modoc Sulphur Flower
native
Perennial herb 
2023 Dana York
2023 Dana York
2019 David Greenberger
|
|
Eriogonum umbellatum var. nevadense Nevada buckwheat, Sierra sulfur flower, Sulphur flower buckwheat
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Eriogonum umbellatum var. polyanthum Many flowered buckwheat, Sulfur buckwheat, Sulphur flower buckwheat
native
Perennial herb 
2018 Mary Conway
2019 Chasey
2013 James Gonsman
|
|
Eriogonum umbellatum var. speciosum Showy sulfur buckwheat, Sulphur flower buckwheat
native
Perennial herb 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Eriogonum umbellatum var. torreyanum Donner pass buckwheat
• rare native
Perennial herb 
2017 Steve Matson
2012 Steve Matson
2012 Steve Matson
|
|
Eriogonum ursinum Bear buckwheat, Bear valley buckwheat
native
Perennial herb 
2019 Julie A. Kierstead
2019 Bob Sweatt
2018 Matt Berger
|
|
Eriogonum ursinum var. erubescens Blushing wild buckwheat
• rare native
Perennial herb 
2019 Julie A. Kierstead
2019 Julie A. Kierstead
2019 Julie A. Kierstead
|
|
Eriogonum wrightii Bastardsage, Wright's buckwheat
native
Perennial herb, Shrub 
2020 Bob Sweatt
2019 Steve Matson
2020 Bob Sweatt
|
|
Eriogonum wrightii var. subscaposum Bastardsage, Wright's buckwheat
native
Perennial herb, Shrub 
2020 Mark Kircher
2011 Steve Matson
2011 Steve Matson
|
|
Eriogonum wrightii var. trachygonum Bastardsage, Wright s buckwheat, Wright's buckwheat
native
Perennial herb, Shrub 
2023 Dianne Lake
2019 Steve Matson
2021 Mike Russler
|
|
Eriophyllum lanatum Common woolly sunflower, Common woollysunflower, Wooly sunflower
native
Perennial herb 
2008 Steve Matson
2008 Steve Matson
2020 Steve Matson
|
|
Eriophyllum lanatum var. achillaeoides Yarrow leaved woolly sunflower
native
Perennial herb 
2006 Steve Matson
2008 Steve Matson
2006 Steve Matson
|
|
Eriophyllum lanatum var. croceum Common woolly sunflower, Sierra woolly sunflower
native
Perennial herb 
2022 Mike Russler
2014 Mary Merriman
2022 Mike Russler
|
|
Eriophyllum lanatum var. grandiflorum Common woolly sunflower, Large flowered woolly sunflower
native
Perennial herb 
2020 John Dittes
2023 Anna Prang
2021 Steve Laymon
|
|
Eriophyllum lanatum var. integrifolium Common woolly sunflower, Oregon sunshine
native
Perennial herb 
2007 Steve Matson
2017 Adam Chasey
2012 Steve Matson
|
|
Eriophyllum lanatum var. lanceolatum Common woolly sunflower, Lance leaved woolly sunflower
native
Perennial herb 
2020 Joey Santore
2020 R.A. Chasey
2020 R.A. Chasey
|
|
Erodium botrys Big heron bill, Broad leaf filaree, Long beaked filaree
non-native
Annual herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Erodium cicutarium Coastal heron's bill, Red stemmed filaree, Redstem stork's bill
• invasive non-native
Annual herb 
2022 Steve Matson
2008 Steve Matson
2022 Steve Matson
|
|
Eryngium alismaefolium Alisma leaved coyote thistle, Coyote thistle, Modoc eryngo
native
Perennial herb 
2019 David Greenberger
2015 David popp
2011 Steve Matson
|
|
Eryngium aristulatum var. aristulatum California eryngo, Jepson's button celery
native
Perennial herb 
2023 R.A. Chasey
2020 R.A. Chasey
2023 R.A. Chasey
|
|
Eryngium castrense Great valley button celery, Great valley eryngo
native
Perennial herb 
2022 Steve Matson
2022 Steve Matson
2023 Robin Carter-Ervin
|
|
Eryngium mathiasiae Mathias' button celery, Mathias' eryngo
native
Perennial herb  2016 John Doyen
 2000 Robert E. Preston, Ph.D.
 2016 John Doyen
|
|
Erysimum capitatum ssp. capitatum Sanddune wallflower, Western wallflower
native
Perennial herb 
2018 Janith Johnson
2023 Julia Markey
2019 Diane Etchison
|
|
Erysimum capitatum ssp. perenne Sanddune wallflower, Western wallflower
native
Perennial herb
2018 Janith Johnson
2023 Julia Markey
2019 Diane Etchison
|
|
Mimulus bicolor Yellow and white monkeyflower
native
Annual herb 
2016 Ray Gill
2022 Charles Russell
2022 Mary Merriman
|
|
Mimulus breviflorus Short flowered monkeyflower
native
Annual herb  2016 John Doyen
 2001 Steve Schoenig
 2011 Ryan Batten
|
|
Mimulus breweri Brewer's monkeyflower
native
Annual herb 
2021 Mike Russler
2019 Diane Etchison
2021 Mike Russler
|
|
Mimulus cardinalis Cardinal monkey flower
native
Perennial herb 
2014 James Gonsman
2023 Steve Conger
2021 Mike Russler
|
|
Mimulus dentatus Tooth leaved monkeyflower
native
Perennial herb 
2022 Dana York
2021 Dana York
and Buff Corsi
© 2013 California Academy of Sciences
|
|
Mimulus floribundus Many flowered monkeyflower
native
Annual herb 
2021 Mike Russler
2019 Diane Etchison
2021 Mike Russler
|
|
Mimulus glaucescens shield-bracted monkeyflower
• rare native
Annual herb 
2021 Steve Matson
2021 Steve Matson
2023 Cheryl Ballantyne
|
|
Mimulus guttatus Seep monkey flower, Yellow monkey flower
native
Annual, Perennial herb (rhizomatous) 
2019 Stacie Wolny
2015 James Gonsman
2019 Stacie Wolny
|
|
Mimulus lewisii Lewis' monkey flower
native
Perennial herb 
2022 Dana York
2018 joaquin hale
2008 John Doyen
|
|
Mimulus primuloides ssp. linearifolius Primrose monkeyflower
native
Perennial herb 
2018 Julie Kierstead Nelson
2014 Steve Matson
2021 Julie A. Kierstead
|
|
Mimulus moschatus Musk monkeyflower
native
Perennial herb 
2014 James Gonsman
2019 Matt Berger
2018 Julie Kierstead Nelson
|
|
Mimulus primuloides Primrose monkeyflower
native
Perennial herb 
2007 Steve Matson
2004 Steve Matson
2007 Steve Matson
|
|
Mimulus pulsiferae Candelabrum monkey flower
native
Annual herb 
2009 Dee Warenycia
2016 Robert Fisher
2013 John Doyen
|
|
Mimulus suksdorfii Suksdorf's monkeyflower
native
Annual herb 
2017 Steve Matson
2005 Steve Matson
2018 Leah Gardner
|
|
Erythronium californicum California fawn lily, California fawnlily
native
Perennial herb (bulb) 
2019 Jeff Bisbee
2021 Steve Matson
2021 Steve Matson
|
|
Erythronium citrinum var. roderickii Lemon colored fawn lily, Roderick's fawnlily
• rare native
Perennial herb (bulb) 
2022 Christopher Collier
2018 Sierra Pacific Industries
2022 Christopher Collier
|
|
Erythronium purpurascens Purple fawn lily, Plain leaf fawn lily
native
Perennial herb (bulb) 
2020 Robert Langellier
2021 Mike Russler
2021 Mike Russler
|
|
Erythronium revolutum Mahogany fawn lily
• rare native
Perennial herb (bulb) 
2021 Steve Conger
2021 Mary Ann Machi
2015 John Doyen
|
|
Eschscholzia californica California poppy
native
Annual, Perennial herb 
2019 Dee Shea Himes
2021 Ron Vanderhoff
2019 Amy Rapport
|
|
Gnaphalium japonicum Father and child plant
non-native
Annual herb  2009 Zoya Akulova
 2009 Zoya Akulova
|
|
Euphorbia crenulata Chinese caps, Chinesecaps
native
Annual, Perennial herb 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Chamaesyce serpyllifolia Thyme-leafed spurge
native
Annual herb 
2022 Steve Matson
2022 Steve Matson
2005 Steve Matson
|
|
Aster integrifolius Thickstem aster
native
Perennial herb 
2022 Steve Matson
2022 Steve Matson
2012 Steve Matson
|
|
Aster radulinus Roughleaf aster
native
Perennial herb 
2007 Keir Morse
2023 Ken-ichi Ueda
2022 Bob Sweatt
|
|
Eurybia radulina Roughleaf aster
native
Perennial herb
2007 Keir Morse
2023 Ken-ichi Ueda
2022 Bob Sweatt
|
|
Vulpia bromoides Brome fescue
non-native
Annual grass 
2022 Diana Wahl
2021 Toni Corelli
2021 David popp
|
|
Festuca californica California fescue
native
Perennial grass 
2019 Justin Luong
2022 Justin Luong
2012 Aaron Arthur
|
|
Festuca elmeri Coast fescue, Elmer fescue
native
Perennial grass 
2019 Ken Hickman
2022 John Rawlings
2007 Toni Corelli
|
|
Festuca idahoensis Blue bunchgrass, Blue fescue, Idaho fescue
native
Perennial grass 
2016 Brett Dean
2020 Paul Aigner
2016 Andrew Longman
|
|
Vulpia microstachys Small fescue
native
Annual grass 
2022 Aaron Sunshine
2011 Steve Matson
2011 Steve Matson
|
|
Vulpia microstachys var. ciliata Small fescue
native
Annual grass
2022 Aaron Sunshine
2011 Steve Matson
2011 Steve Matson
|
|
Vulpia microstachys var. pauciflora Small fescue
native
Annual grass
2022 Aaron Sunshine
2011 Steve Matson
2011 Steve Matson
|
|
Vulpia myuros Rattail sixweeks grass
• invasive non-native
Annual grass 
2021 Aaron Echols
2021 Ron Vanderhoff
2022 John Rawlings
|
|
Festuca occidentalis Western fescue
native
Perennial grass 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Vulpia octoflora var. octoflora Sixweeks grass
native
Annual grass 
2023 R.A. Chasey
2020 Sara Timby
2018 Ken Hickman
|
|
Lolium multiflorum Italian rye grass
• invasive non-native
Annual, Perennial grass 
2019 Ron Vanderhoff
2017 Gary McDonald
2021 Ron Vanderhoff
|
|
Festuca pratensis Meadow fescue
non-native
Perennial grass 
2023 Elliot Gunnison
2012 Al Keuter
2012 Al Keuter
|
|
Festuca rubra Red fescue
native
Perennial grass 
2012 Ove Anderson
2022 John Rawlings
2018 Alexandra Kookootsedes
|
|
Festuca subulata Bearded fescue, Nodding fescue
native
Perennial grass 
2020 Susan McDougall
2008 Steve Matson
2016 David popp
|
|
Festuca subuliflora Coast range fescue, Crinkleawn fescue
native
Perennial grass 
2018 Ken Hickman
2022 John Rawlings
2022 John Rawlings
|
|
Festuca viridula Greenleaf fescue, Mountain bunch fescue
native
Perennial grass 
2022 John Rawlings
2022 John Rawlings
2017 John Rawlings
|
|
Fragaria vesca California strawberry, Wild strawberry, Wood strawberry
native
Perennial herb 
2020 Cara Wilcox
2017 James Gonsman
2022 Dee Shea Himes
|
|
Fragaria virginiana Mountain strawberry, Scarlet strawberry, Virginia strawberry
native
Perennial herb 
2020 Bob Sweatt
2005 George Rembert
2017 Rebecca Schoenenberger
|
|
Rhamnus californica ssp. occidentalis Wetern california coffeeberry
native
Shrub 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Rhamnus tomentella ssp. tomentella Hoary coffeeberry
native
Shrub 
2020 R.A. Chasey
2016 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Frangula californica ssp. tomentella Hoary coffeeberry
native
Shrub
2020 R.A. Chasey
2016 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Frangula purshiana var. anonifolia Cascara buckthorn
native
Tree, Shrub 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Frangula purshiana var. ultramafica Cascara buckthorn
native
Tree, Shrub
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Rhamnus purshiana Cascara buckthorn
native
Tree, Shrub
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Swertia albicaulis Whitestem frasera
native
Perennial herb 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Swertia albicaulis var. nitida Whitestem frasera
native
Perennial herb
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Swertia puberulenta Inyo frasera
native
Perennial herb 
2015 Steve Matson
2015 Steve Matson
2016 Steve Matson
|
|
Fraxinus latifolia Oregon ash
native
Tree 
2021 Robert Whitaker
2021 Richard Spjut
2012 Terrence Gosliner
|
|
Fritillaria affinis Checker lily, Mission bells
native
Perennial herb (bulb) 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Fritillaria atropurpurea Mountain fritillary, Purple fritillary, Spotted fritillary
native
Perennial herb 
2005 Steve Matson
2005 Steve Matson
2011 Steve Matson
|
|
Fritillaria eastwoodiae Butte county fritillary
• rare native
Perennial herb (bulb) 
2019 Matt Berger
2009 Julie A. Kierstead
2009 Julie A. Kierstead
|
|
Fritillaria micrantha Brown bells, Brown fritillary
native
Perennial herb 
2016 Ray Gill
2016 Natalia Blackburn
2022 Eric Engles
|
|
Fritillaria purdyi Purdy's fritillary
• rare native
Perennial herb (bulb) 
2020 Steve Conger
2012 Vernon Smith
2020 Kale Levin
|
|
Fritillaria recurva Scarlet fritillary
native
Perennial herb 
2020 Steve Conger
2018 Zane Walker
2022 John L. Thompson
|
|
Galium ambiguum Yolla bolly bedstraw
native
Perennial herb 
2023 Ryan O'Dell
2017 Steve Matson
2017 Steve Matson
|
|
Galium ambiguum var. siskiyouense Siskiyou bedstraw
native
Perennial herb
2017 Steve Matson
2017 Steve Matson
2008 Keir Morse
|
|
Galium aparine Cleavers, Common bedstraw, Goose grass
native
Annual herb 
2020 Ron Vanderhoff
2005 Steve Matson
2020 Ron Vanderhoff
|
|
Galium bifolium Low mountain bedstraw, Twinleaf bedstraw
native
Annual herb 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Galium bolanderi Bolander galium, Bolander's bedstraw
native
Perennial herb 
2020 Neal Kramer
2015 Steve Matson
2015 Steve Matson
|
|
Galium californicum ssp. californicum California bedstraw
native
Perennial herb 
2018 Ken Hickman
2017 Ken Hickman
2015 James Gonsman
|
|
Galium hypotrichium var. hypotrichium Alpine bedstraw
native
Perennial herb 
2015 Steve Matson
2015 Steve Matson
2020 Matt Berger
|
|
Galium hypotrichium ssp. hypotrichium Alpine bedstraw
native
Perennial herb 
2019 Bob Sweatt
2016 Keir Morse
2016 Keir Morse
|
|
Galium asperulum Mexican bedstraw
native
Perennial herb 
2022 David popp
2022 David popp
2022 David popp
|
|
Galium mexicanum var. asperulum Mexican bedstraw
native
Perennial herb
2022 David popp
2022 David popp
2022 David popp
|
|
Galium multiflorum Kellogg's bedstraw, Many flowered bedstraw, Shrubby bedstraw
native
Perennial herb 
2005 Steve Matson
2005 Steve Matson
2011 Steve Matson
|
|
Galium parisiense Wall bedstraw
non-native
Annual herb 
2021 Al Keuter
2020 Ron Vanderhoff
2019 Diane Etchison
|
|
Galium porrigens var. tenue Graceful bedstraw
native
Vine, Shrub 
2005 Steve Matson
2005 Steve Matson
2005 Steve Matson
|
|
Galium serpenticum ssp. scotticum Scott mountain bedstraw, Scott mtn. bedstraw
• rare native
Perennial herb 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Galium sparsiflorum Sequoia bedstraw
native
Perennial herb 
2019 Julie A. Kierstead
2019 Julie A. Kierstead
2018 Liz Block
|
|
Galium trifidum var. pusillum Threepetal bedstraw
native
Perennial herb 
2022 David popp
2022 David popp
2023 David popp
|
|
Galium triflorum Fragrant bedstraw, Sweet bedstraw, Sweet scented bedstraw
native
Annual herb 
2022 Ken-ichi Ueda
2022 Ken-ichi Ueda
2018 Ken Hickman
|
|
Gnaphalium purpureum Featherweed
native
Perennial herb 
2019 Gary McDonald
2021 Zoya Akulova-Barlow
2019 Gary McDonald
|
|
Garrya buxifolia Boxleaf silk tassel, Boxleaf silktassel, Dwarf silktassel
native
Shrub 
2019 Susan McDougall
2021 Steve Conger
2021 Steve Matson
|
|
Garrya congdonii Chaparral silktassel, Congdon's silk tassel, Interior silktassel
native
Shrub 
2023 Steve Laymon
2020 Susan McDougall
2020 Susan McDougall
|
|
Garrya elliptica Coast silk tassel, Coast silktassel, Silk tassel bush or quinine bush
native
Tree, Shrub 
2004 Michael Charters
2020 John Rawlings
2020 Eliezer Margolis
|
|
Garrya flavescens Ashy silk tassel, Ashy silktassel
native
Shrub 
2020 Diane Etchison
2023 Ryan O'Dell
2020 Ron Vanderhoff
|
|
Garrya fremontii Bearbrush, Fremont's silk tassel
native
Shrub 
2023 R.A. Chasey
2020 Belinda Lo
2020 Rebecca Schoenenberger
|
|
Gastridium ventricosum Nit grass
non-native
Annual grass 
2020 Ron Vanderhoff
2020 Ron Vanderhoff
2017 Gary McDonald
|
|
Gaultheria ovatifolia Oregon spicy wintergreen, Western teaberry, Western wintergreen
native
Shrub 
2017 SPI Botany
2017 SPI Botany
2018 Julie Kierstead Nelson
|
|
Gayophytum diffusum Diffuse gayophytum, Gayophytum, Spreading groundsmoke
native
Annual herb 
2019 Diane Etchison
2011 BOB CASE
2019 Diane Etchison
|
|
Gayophytum diffusum ssp. diffusum Diffuse gayophytum, Spreading groundsmoke
native
Annual herb 
2021 R.A. Chasey
2021 R.A. Chasey
2012 Neal Kramer
|
|
Gayophytum diffusum ssp. parviflorum Diffuse gayophytum, Small flowered groundsmoke, Spreading groundsmoke
native
Annual herb 
2022 Mike Russler
2022 Mike Russler
2022 Mike Russler
|
|
Gayophytum eriospermum Coville's gayophytum, Coville's groundsmoke, Woolly seeded groundsmoke
native
Annual herb 
2022 Mike Russler
2022 Mike Russler
2019 Mary Merriman
|
|
Gayophytum heterozygum Zig zag gayophytum, Zigzag groundsmoke
native
Annual herb  2003 Christopher L. Christie
|
|
Gayophytum humile Dwarf groundsmoke, Gayophytum, Low gayophytum
native
Annual herb 
2022 Mike Russler
2022 Mike Russler
2023 Mike Russler
|
|
Gayophytum racemosum Black foot gayophytum, Black footed groundsmoke, Blackfoot groundsmoke
native
Annual herb 
2018 Gerald Carr
2018 Gerald Carr
2018 Gerald Carr
|
|
Gayophytum ramosissimum Pinyon gayophytum, Pinyon groundsmoke
native
Annual herb 
2009 Gerald Carr
2009 Gerald Carr
2009 Gerald Carr
|
|
Genista monspessulana French broom
• invasive non-native
Shrub 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2021 Michelle Karle
|
|
Gentiana calycosa Explorer's Gentian , Rainier pleated gentian
native
Perennial herb 
2018 David Greenberger
2020 Mark Kircher
2021 Dee Shea Himes
|
|
Gentianopsis holopetala Sierra fringed gentian, Sierra gentian
native
Annual herb 
2005 Steve Matson
2005 Steve Matson
2005 Steve Matson
|
|
Geranium californicum California cranesbill, California geranium
native
Perennial herb 
Geoff Burleigh
Geoff Burleigh
Geoff Burleigh
|
|
Geranium dissectum Cranesbill, Cut leaved geranium, Cutleaf geranium
• invasive non-native
Annual herb 
2021 Al Keuter
2023 Ron Vanderhoff
2014 Bryan Derr
|
|
Geranium molle Crane's bill geranium, Dove's foot geranium, Dovefoot geranium
• invasive non-native
Annual, Perennial herb 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Geranium richardsonii Richardson's geranium
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2018 Steve Matson
|
|
Geum macrophyllum Large leaved avens, Largeleaf avens
native
Perennial herb 
2022 Mike Russler
2023 John Malpas
2022 Mike Russler
|
|
Geum triflorum var. ciliatum Prairie-smoke
native
Perennial herb 
2019 R.A. Chasey
2018 Joerg Lohse
2021 R.A. Chasey
|
|
Gilia capitata Blue field gilia, Bluehead gilia
native
Annual herb 
2011 Gerald Carr
2022 Ron Vanderhoff
2011 Gerald Carr
|
|
Gilia capitata ssp. mediomontana Blue field gilia, Foothill gilia
native
Annual herb 
2019 David Greenberger
2018 William Checkvala
2021 R.A. Chasey
|
|
Gilia capitata ssp. pedemontana Blue field gilia, Bluehead gilia
native
Annual herb 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Gilia leptantha Fine flower gilia, Fineflower gilia
native
Annual herb 
2023 Bob Steele
2023 Bob Steele
2023 Bob Steele
|
|
Githopsis specularioides Common bluecup, Venus' looking glass
native
Annual herb 
2016 Steve Matson
2016 Steve Matson
2021 Mike Russler
|
|
Glossopetalon spinescens Nevada greasewood, Spiny greasebush
native
Shrub 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Glyceria elata Fowl mannagrass, Tall mannagrass
native
Perennial grass 
2008 Steve Matson
2008 Steve Matson
2020 Susan McDougall
|
|
Glyceria striata Fowl mannagrass
native
Perennial grass 
2007 Keir Morse
2023 Mary Merriman
2007 Keir Morse
|
|
Glyceria occidentalis Western manna grass
non-native
Perennial grass (aquatic) 
2007 Gerald Carr
2007 Gerald Carr
2007 Gerald Carr
|
|
Gnaphalium palustre Lowland cudweed, Western marsh cudweed
native
Annual herb 
2019 Ron Vanderhoff
2005 Steve Matson
2019 Ron Vanderhoff
|
|
Goodyera oblongifolia Rattlesnake plantain, Western rattlesnake plantain
native
Perennial herb 
2020 Bob Sweatt
2019 Glenn Fine
2019 Julie A. Kierstead
|
|
Gratiola ebracteata Bractless hedge hyssop, Common hedge hyssop
native
Annual herb 
2022 Steve Matson
2022 Steve Matson
2022 Steve Matson
|
|
Grindelia camporum var. bracteosum Common gumplant, Great valley gumweed, Gum plant
native
Perennial herb 
2023 R.A. Chasey
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Grindelia hirsutula var. davyi Common gumplant, Great valley gumweed, Gum plant
native
Perennial herb
2023 R.A. Chasey
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Grindelia squarrosa var. serrulata Curlycup gumweed, Great plains resinweed
non-native
Perennial herb 
2018 Ron Vanderhoff
2021 David popp
2020 Ron Vanderhoff
|
|
Gymnosteris parvula Small flowered gymnosteris, Smallflower gymnosteris
native
Annual herb 
2023 Steve Ashcraft
2008 Steve Matson
2008 Steve Matson
|
|
Hackelia californica California stickseed
native
Perennial herb 
2022 Bob Sweatt
2014 Jim Moore
2022 Bob Sweatt
|
|
Hackelia micrantha Jessica sticktight, Jessica's stickseed, Small flowered stickseed
native
Perennial herb 
2017 Steve Matson
2004 Steve Matson
2017 Steve Matson
|
|
Hackelia mundula Pink stickseed
native
Perennial herb 
2021 Melissa Harbert
2015 Mary Merriman
2019 Saskia Raether
|
|
Hackelia velutina Velvet stickseed, Velvety stickseed
native
Perennial herb 
2013 James Gonsman
2020 Bob Sweatt
2013 James Gonsman
|
|
Hastingsia alba Reed lily, White bog hastingsia, White hastingsia
native
Perennial herb 
2018 Charles Russell
2019 Jane Cohn
2015 Steve Matson
|
|
Hazardia whitneyi var. discoidea Rayless whitney's goldenbush, Whitney's bristleweed
native
Perennial herb 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Hedera helix English ivy
• invasive non-native
Vine, Shrub 
2019 Claire Mallen
2017 Allison Titus
2022 Catherine Talbot
|
|
Helenium bigelovii Bigelow's sneezeweed, Sneezeweed
native
Perennial herb 
2020 Rebecca Schoenenberger
2019 Bryant Baker
2019 Bob Sweatt
|
|
Helenium puberulum Rosilla, Sneezeweed
native
Perennial herb 
2021 Mike Russler
2019 Patrick Furtado
2018 Rachelle Gray
|
|
Helianthella californica var. californica California helianthella
native
Perennial herb 
2023 Helen Hancock
2023 Helen Hancock
2019 Chasey
|
|
Helianthella californica var. nevadensis California helianthella, Nevada helianthella, Sierra helianthella
native
Perennial herb 
2021 Eric Engles
2019 David Greenberger
2023 Mary Merriman
|
|
Helianthella californica var. shastensis Shasta helianthella
native
Perennial herb 
2018 Glenn Fine
2023 Alaine Arslan
2023 Alaine Arslan
|
|
Helianthus exilis Serpentine sunflower
• rare native
Annual herb 
2019 Amida Verhey
2021 Mike Russler
2020 Charles Russell
|
|
Hemitomes congestum Coneplant, Gnome plant
native
Perennial herb (mycoparasitic) 
2016 William Maslach
2016 Robert Ferber
2019 Ken Hickman
|
|
Madia minima Opposite leaved tarweed
native
Annual herb 
2021 Steve Matson
2021 Steve Matson
2021 Steve Matson
|
|
Hemizonella minima Opposite leaved tarweed
native
Annual herb
2021 Steve Matson
2021 Steve Matson
2021 Steve Matson
|
|
Hemizonia congesta ssp. tracyi Hayfield tarweed, Tracy's tarplant
• rare native
Annual herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Heracleum lanatum Common cow parsnip
native
Perennial herb 
2019 Bob Sweatt
2008 Neal Kramer
2021 Julie A. Kierstead
|
|
Herniaria hirsuta ssp. cinerea Herniaria
non-native
Annual herb 
2016 Michael Mitchell
2016 Michael Mitchell
2016 Michael Mitchell
|
|
Hesperochiron californicus California hesperochiron
native
Perennial herb 
2020 Bob Sweatt
2018 David popp
2020 Bob Sweatt
|
|
Hesperochiron pumilus Dwarf hesperochiron
native
Perennial herb 
2023 Kobi Mills
2021 Dana York
2020 Julie A. Kierstead
|
|
Cupressus bakeri Baker's cypress
• rare native
Tree 
2014 David popp
2014 David popp
2007 Michael Kauffmann
|
|
Hesperolinon micranthum Common dwarf flax, Small flower western flax, Small flowered dwarf flax
native
Annual herb 
2020 David Greenberger
2023 R.A. Chasey
2021 R.A. Chasey
|
|
Heterocodon rariflorum Few flowered heterocodon, Rareflower heterocodon, Western pear flower
native
Annual herb 
2022 Steve Matson
2022 Steve Matson
2022 Steve Matson
|
|
Heteromeles arbutifolia Christmas berry, Toyon
native
Shrub 
2015 James Gonsman
2017 Gary McDonald
2017 Gary McDonald
|
|
Heuchera micrantha var. erubescens Alum root, Crevice alumroot
native
Perennial herb 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Hieracium albiflorum White flowered hawkweed, White hawkweed
native
Perennial herb 
2003 Steve Matson
2021 Doug Allshouse
2020 Bob Sweatt
|
|
Hieracium greenei Greene's hawkweed
native
Perennial herb 
2020 Alaine Arslan
2020 Alaine Arslan
2009 Neal Kramer
|
|
Hieracium horridum Prickly hawkweed, Shaggy hawkweed
native
Perennial herb 
2022 Cynthia Powell
2022 Mike Russler
2020 Bob Sweatt
|
|
Hieracium nudicaule Naked stemmed scouler's hawkweed
native
Perennial herb 
2022 Dana York
2022 Dana York
2022 Dana York
|
|
Hieracium scouleri Hounds tongue hawkweed, Houndstongue hawkweed, Scouler's hawkweed
native
Perennial herb 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Hieracium gracile Woolly hawkweed
native
Perennial herb 
2022 Dana York
2020 Bob Sweatt
2010 Keir Morse
|
|
Hippuris vulgaris Common mare's tail, Common mares tail, Mare's tail
native
Perennial herb (aquatic) 
2019 Bob Sweatt
2018 Isaac Chellman
2008 Dean Wm. Taylor, Ph.D.
|
|
Holcus lanatus Common velvetgrass, Velvet grass, Velvetgrass
• invasive non-native
Perennial grass 
2019 Bill Haley
2019 Bill Haley
2019 Bill Haley
|
|
Holodiscus discolor Cream bush, Ocean spray, Oceanspray
native
Shrub 
2017 Steve Matson
2017 Steve Matson
2022 Steve Matson
|
|
Holodiscus microphyllus var. microphyllus Small-leaf creambush
native
Shrub 
2016 Steve Matson
2017 Steve Matson
2022 Steve Matson
|
|
Hordeum brachyantherum ssp. brachyantherum Meadow barley
native
Perennial grass 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Hordeum brachyantherum ssp. californicum California barley, California meadow barley
native
Perennial grass  2011 Steve Matson
 2011 Steve Matson
 2011 Steve Matson
|
|
Hordeum depressum Alkali barley, Dwarf barley, Low barley
native
Annual grass 
2017 Steve Matson
2017 Steve Matson
2024 Denise Defreese
|
|
Hordeum marinum ssp. gussoneanum Barley, Mediterranean barley
non-native
Annual grass 
2018 Carolyn
2020 Paul Aigner
2017 Toni Corelli
|
|
Hordeum murinum Farmer's foxtail, Foxtail barley, Mouse barley
• invasive non-native
Annual grass 
2018 Gary McDonald
2019 Gary McDonald
2017 Gary McDonald
|
|
Hordeum murinum ssp. leporinum Farmer's foxtail, Foxtail barley, Hare barley
non-native
Annual grass 
2022 Ron Vanderhoff
2021 Al Keuter
2021 Ron Vanderhoff
|
|
Hordeum murinum ssp. murinum Wall barley
non-native
Annual grass 
2023 Fidel Garcia Cova
2015 jamie smith
2023 Fidel Garcia Cova
|
|
Horkelia californica ssp. californica California horkelia
native
Perennial herb 
2020 Mary Conway
2021 Mary Conway
2015 Toni Corelli
|
|
Horkelia californica ssp. dissita California horkelia
native
Perennial herb 
2019 David Greenbeger
2018 Steven Perry
2022 Jim Xerogeanes
|
|
Horkelia daucifolia Carrot leafed horkelia, Carrotleaf horkelia
native
Perennial herb 
2016 Julie Kierstead Nelson
2019 Julie Kierstead Nelson
2011 Steve Matson
|
|
Horkelia fusca ssp. parviflora Tawny horkelia
native
Perennial herb 
2019 Matt Berger
2006 Steve Matson
2019 Matt Berger
|
|
Horkelia fusca ssp. capitata Tawny horkelia
native
Perennial herb 
2018 Gerald Carr
2018 Gerald Carr
2018 Gerald Carr
|
|
Horkelia tridentata ssp. flavescens Three toothed horkelia
native
Perennial herb 
2021 David popp
2021 Steve Laymon
2015 John Doyen
|
|
Horkelia tridentata ssp. tridentata Three toothed horkelia
native
Perennial herb  2009 Barry Breckling
 2012 Steven Perry
 2015 Neal Kramer
|
|
Hosackia crassifolia var. crassifolia Broad leaved lotus
native
Perennial herb 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Hosackia oblongifolia var. oblongifolia Narrow leaved lotus
native
Perennial herb 
2014 James Gonsman
2017 Ron Vanderhoff
2006 Steve Matson
|
|
Hosackia pinnata Pinnate lotus
native
Perennial herb 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Lotus aboriginus Rose flowered lotus
native
Perennial herb 
2019 Heather Morrison
2022 Zoya Akulova-Barlow
2018 Claire Brown
|
|
Hosackia stipularis var. ottleyi Ottley's stipulate lotus
native
Perennial herb 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Hosackia stipularis var. stipularis Stipulate lotus
native
Perennial herb 
2022 Mary Conway
2022 Mary Conway
2022 R.A. Chasey
|
|
Howellanthus dalesianus Scott mountain phacelia
• rare native
Perennial herb 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Hulsea heterochroma Red rayed hulsea, Redray alpinegold
native
Perennial herb 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Hydrophyllum capitatum var. alpinum Alpine breeches
native
Perennial herb 
2022 Charles Russell
2020 Bob Sweatt
2023 Paul Watts
|
|
Hydrophyllum capitatum ssp. alpinum Ballhead waterleaf
native
Perennial herb 
2020 Susan McDougall
2020 Aaron Thies
2021 Cheryl Remillard
|
|
Hydrophyllum fendleri var. albifrons White fendler's waterleaf, White waterleaf
native
Perennial herb 
2022 Dana York
2022 Alaine Arslan
2013 Dana York
|
|
Hydrophyllum occidentale California waterleaf, Western waterleaf
native
Perennial herb
2020 Susan McDougall
2020 Susan McDougall
2020 Steve Conger
|
|
Hypericum anagalloides Creeping st. john's wort, Tinker's penny
native
Annual, Perennial herb 
2019 Bob Sweatt
2020 Joaquin Hale
2021 Mike Russler
|
|
Hypericum concinnum Gold wire, Goldwire
native
Perennial herb 
2018 Cynthia Griffin
2018 Hayley Ross
2018 Hayley Ross
|
|
Hypericum perforatum Common st. johnswort, Klamath weed, Klamathweed
• invasive non-native
Perennial herb 
2020 Bob Sweatt
2018 stephen rosenthal
2020 Bob Sweatt
|
|
Hypericum formosum var. scouleri Scouler's St John's wort
native
Perennial herb 
2021 Julie A. Kierstead
2022 Steve Matson
2019 Julie Kierstead Nelson
|
|
Hypochaeris glabra Smooth cat's ear
• invasive non-native
Annual herb 
2020 Ron Vanderhoff
2017 Gary McDonald
2019 Ron Vanderhoff
|
|
Hypochaeris radicata Hairy cats ear, Hairy catsear, Rough cat's ear
• invasive non-native
Perennial herb 
2024 Ron Vanderhoff
2017 Gary McDonald
2016 Michael Mitchell
|
|
Idahoa scapigera Oldstem idahoa
native
Annual herb 
2021 David popp
2010 Norman Jensen
2006 Keir Morse
|
|
Ipomopsis aggregata ssp. formosissima Scarlet gilia
native
Perennial herb 
2019 Anna Sereno
2019 Anna Sereno
2020 R.A. Chasey
|
|
Ipomopsis bridgesii Bridge's gilia, Scarlet gilia
native
Perennial herb 
2021 Mike Russler
2021 Mike Russler
2022 Mike Russler
|
|
Ipomopsis congesta ssp. congesta Ball headed gilia, Ballhead ipomopsis
native
Perennial herb 
2018 Matt Berger
2018 Matt Berger
2018 Matt Berger
|
|
Iris douglasiana Douglas iris, Douglas' iris
native
Perennial herb 
2020 Susan McDougall
2019 Patrick Furtado
2022 Suzanne L. Weakley
|
|
Iris hartwegii ssp. hartwegii Hartweg's iris, Rainbow iris
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2019 David popp
|
|
Iris hartwegii ssp. pinetorum Hartweg's yellow pine iris, Rainbow iris
native
Perennial herb 
2018 David popp
1995 Saint Mary's College of California
2012 Jason Matthias Mills
|
|
Iris macrosiphon Bowltube iris, Ground iris, Long tubed iris
native
Perennial herb 
2017 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Iris purdyi Purdy's iris
native
Perennial herb 
2020 Mary Ann Machi
2020 R.A. Chasey
2020 Susan McDougall
|
|
Iris tenax ssp. klamathensis Klamath iris, Orleans iris
• rare native
Perennial herb (rhizomatous) 
2017 Dana York
2017 Dana York
2012 Dana York
|
|
Iris tenuissima ssp. purdyiformis Longtube iris, Purdy's iris, Slender iris
native
Perennial herb 
2023 Alaine Arslan
2023 Alaine Arslan
2015 Susan McDougall
|
|
Iris tenuissima ssp. tenuissima Longtube iris, Slender iris
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2023 Susan McDougall
|
|
Isoetes nuttallii Nuttall's quillwort
native
2019 David Greenberger
2019 Matt Berger
2019 Matt Berger
|
|
Isolepis setacea Bristleleaf bulrush
non-native
Perennial grasslike herb  2004 Steve Matson
 2004 Steve Matson
 2004 Steve Matson
|
|
Ivesia paniculata Ash creek ivesia, Ash creek mousetail
• rare native
Perennial herb  2007 F. Gauna
 2007 F. Gauna
 2007 F. Gauna
|
|
Ivesia pickeringii Pickering's ivesia, Silky mousetail
• rare native
Perennial herb 
2021 Julie A. Kierstead
2021 Julie A. Kierstead
2021 Julie A. Kierstead
|
|
Ivesia santolinoides Mouse tail ivesia, Sierra ivesia, Sierra mousetail
native
Perennial herb 
2020 Bob Sweatt
2006 Steve Matson
2023 Mike Russler
|
|
Juncus acuminatus Sharp fruited rush, Taper tip rush, Tapertip rush
native
Perennial grasslike herb 
2021 Peter Warner
2021 Peter Warner
2021 Peter Warner
|
|
Juncus balticus Baltic rush, Wire rush
native
Perennial grasslike herb 
2015 Steve Matson
2015 Steve Matson
2019 Bonnie Nickel
|
|
Juncus bolanderi Bolander's rush
native
Perennial grasslike herb 
2019 Ken Hickman
2019 Ken Hickman
2019 John Rawlings
|
|
Juncus bryoides Moss rush
native
Annual grasslike herb  2009 Thomas Stoughton
 2009 Neal Kramer
 2009 Thomas Stoughton
|
|
Juncus bufonius var. bufonius Toad rush
native
Annual grasslike herb 
2021 John Rawlings
2023 R.A. Chasey
2019 Ron Vanderhoff
|
|
Juncus bufonius var. occidentalis Round fruited toad rush, Western toad rush
native
Perennial grasslike herb  2004 Steve Matson
|
|
Juncus chlorocephalus Green headed rush, Greenhead rush
native
Perennial grasslike herb 
2013 BOB CASE
2019 Matt Berger
2009 Steve Matson
|
|
Juncus confusus Colorado rush
native
Perennial grasslike herb 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Juncus dubius Dubius rush, Mariposa rush
native
Perennial grasslike herb 
2015 Keir Morse
2015 Keir Morse
2015 Keir Morse
|
|
Juncus dudleyi Dudley's rush
• rare native
Perennial grasslike herb  © 2017 Dean Wm. Taylor
 2017 Dean Wm. Taylor
 2017 Dean Wm. Taylor
|
|
Juncus effusus var. pacificus Pacific rush
native
Perennial grasslike herb 
2009 Toni Corelli
2021 R.A. Chasey
2021 John Rawlings
|
|
Juncus ensifolius Sword leaved rush, Swordleaf rush, Three stamened rush
native
Perennial grasslike herb 
2016 Phil Johnson
2018 David popp
2009 Julie A. Kierstead
|
|
Juncus effusus var. exiguus Klamath or weak rush
native
Perennial grasslike herb  2004 Steve Matson
 2012 Virginia Moran
 2012 Virginia Moran
|
|
Juncus macrandrus Long anthered rush, Longanther rush
native
Perennial grasslike herb 
2021 Richard Spjut
2021 Richard Spjut
2021 Richard Spjut
|
|
Juncus mertensianus Merten's rush, Mertens' rush
native
Perennial grasslike herb 
2016 Steve Matson
2007 Steve Matson
2007 Steve Matson
|
|
Juncus nevadensis Sierra rush
native
Perennial grasslike herb 
2021 Mike Russler
2021 Mike Russler
2021 Mike Russler
|
|
Juncus occidentalis Rush, Slender juncus, Western rush
native
Perennial grasslike herb 
2021 Toni Corelli
2021 Dick Rawson
2021 Dick Rawson
|
|
Juncus orthophyllus Straight leaved rush, Straightleaf rush
native
Perennial grasslike herb 
2019 David Greenberger
2016 Steve Matson
2016 Steve Matson
|
|
Juncus oxymeris Pointed rush
native
Perennial grasslike herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Juncus parryi Parry's rush
native
Perennial grasslike herb 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Juncus patens Common rush, Spreading rush
native
Perennial grasslike herb 
2022 R.A. Chasey
2022 R.A. Chasey
2018 Emily Allen
|
|
Juncus tenuis Poverty rush, Slender rush
native
Perennial grasslike herb 
2020 Peter Warner
2008 Keir Morse
2020 Peter Warner
|
|
Juncus torreyi Torrey's rush
native
Perennial grasslike herb 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Juncus xiphioides Iris leaved rush, Irisleaf rush
native
Perennial grasslike herb 
2016 Erik Larsen
2017 Ron Vanderhoff
2023 R.A. Chasey
|
|
Juniperus communis Common juniper, Dwarf juniper
native
Shrub 
2019 Bob Sweatt
2020 Donald Burk
2010 Louis-M. Landry
|
|
Juniperus occidentalis var. occidentalis Western juniper
native
Tree 
2013 Michael Kauffmann
2013 Michael Kauffmann
2016 mark kircher
|
|
Kalmia polifolia Mountain laurel, Bog laurel
native
Shrub 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Keckiella breviflora var. breviflora Gaping keckiella, Gaping penstemon
native
Shrub 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Keckiella breviflora var. glabrisepala Hairless gaping keckiella
native
Shrub 
2012 Steve Matson
2012 Steve Matson
2012 Steve Matson
|
|
Keckiella corymbosa Red beardtongue, Redwood keckiella
native
Shrub 
2021 Mary Ann Machi
2019 David Greenberger
2022 Ryan O'Dell
|
|
Keckiella lemmonii Bush beardtongue, Lemmon beardtongue, Lemmon's keckiella
native
Shrub 
2019 Bob Sweatt
2015 Tim Miller
2020 Julie A. Kierstead
|
|
Kelloggia galioides Milk kelloggia
native
Perennial herb 
2003 Steve Matson
2020 Bob Sweatt
2019 Bob Sweatt
|
|
Koeleria macrantha June grass, Prairie junegrass
native
Perennial grass 
2023 Helen Hancock
2015 Steve Matson
2015 Steve Matson
|
|
Kopsiopsis strobilacea ground cone, groundcone , California ground-cone
native
Perennial herb (parasitic) 
2020 Ralph Henson
2023 MCOSD EDRR
2019 Jonathan Lee
|
|
Boschniakia strobilacea ground cone, groundcone , California ground-cone
native
Perennial herb (parasitic)
2020 Ralph Henson
2023 MCOSD EDRR
2019 Jonathan Lee
|
|
Madia bolanderi Bolander's madia
native
Perennial herb 
2020 Bob Sweatt
2007 Steve Matson
2007 Steve Matson
|
|
Kyhosia bolanderi Bolander's madia
native
Perennial herb
2020 Bob Sweatt
2007 Steve Matson
2007 Steve Matson
|
|
Lactuca canadensis Canada lettuce, Canada wild lettuce
non-native
Perennial herb  2006 Louis-M. Landry
 2006 Louis-M. Landry
|
|
Lactuca saligna Narrow leaved wild lettuce, Willow lettuce, Willowleaf lettuce
non-native
Annual herb 
2021 Don Hollander
2019 Stacie Wolny
2021 Don Hollander
|
|
Lactuca serriola Prickly lettuce, Prickly wild lettuce
• invasive non-native
Annual herb 
2017 Gary McDonald
2017 Gary McDonald
2017 Gary McDonald
|
|
Lactuca virosa Bitter lettuce, Poison wild lettuce
non-native
Perennial herb 
2019 Randy Huey
2022 R.A. Chasey
2010 Cynthia Powell
|
|
Lagophylla glandulosa Glandular hareleaf
native
Annual herb 
2021 Steve Laymon
2021 Steve Laymon
2022 Cynthia Powell
|
|
Lathyrus japonicus Beach pea, Sea pea
• rare native
Perennial herb 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Lathyrus jepsonii var. californicus California tule pea
native
Perennial herb 
2020 R.A. Chasey
2019 Esther Cole
2020 R.A. Chasey
|
|
Lathyrus jepsonii var. jepsonii Delta tule pea
• rare native
Perennial herb 
2022 Liz Bittner
2022 Sara Taylor
2022 Sara Taylor
|
|
Lathyrus lanszwertii var. aridus Dryland nevada pea
native
Perennial herb 
2020 Susan McDougall
2020 Susan McDougall
2021 David popp
|
|
Lathyrus lanszwertii var. lanszwertii Lanszwert's pea, Nevada pea
native
Perennial herb 
2005 Steve Matson
2008 Gary A. Monroe
2005 Steve Matson
|
|
Lathyrus latifolius Everlasting pea, Perennial pea, Perennial sweet pea
non-native
Perennial herb 
2020 Jutta Burger
2019 Cynthia Powell
2021 Sherry Adams
|
|
Lathyrus nevadensis var. nevadensis Sierra nevada pea, Sierra pea
native
Perennial herb 
2019 Susan McDougall
2022 Ryan O'Dell
2019 Susan McDougall
|
|
Lathyrus odoratus Common sweet pea, Garden sweet pea, Sweetpea
non-native
Annual herb 
2017 danielle noe
2022 Ron Vanderhoff
2022 Ron Vanderhoff
|
|
Lathyrus sulphureus var. sulphureus Brewer's pea, Snub pea
native
Perennial herb 
2018 Cheryl Ballantyne
2018 David popp
2021 David popp
|
|
Lathyrus torreyi Redwood pea, Torrey's pea
native
Perennial herb 
2018 Hayley Ross
2018 Hayley Ross
2019 Jon Thompson
|
|
Lathyrus vestitus Bolander's pea, Common pacific pea, Pacific peavine
native
Perennial herb 
2018 Stacie Wolny
2019 Ron Vanderhoff
2019 Steve Conger
|
|
Lemna minor Smaller duckweed
native
Perennial herb 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Lemna minuta Least duckweed
native
Perennial herb 
2022 Ron Vanderhoff
2020 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Lemna trisulca Ivy leaved duckweed, Star duckweed
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Lepidium campestre Cow cress, English pepper grass, Field pepper grass
non-native
Annual, Perennial herb 
2020 Bob Sweatt
2020 Bob Sweatt
2020 Bob Sweatt
|
|
Lepidium virginicum var. pubescens Robinson's pepper grass
native
Annual herb 
2011 Ramona Robison
2018 Al Keuter
2018 Al Keuter
|
|
Linanthus androsaceus False babystars
native
Annual herb 
2010 Jeffrey Hapeman
2020 R.A. Chasey
2014 James Gonsman
|
|
Linanthus bolanderi Bolander's linanthus
native
Annual herb 
2019 David Greenberger
2022 Dana York
2019 David Greenberger
|
|
Leptosiphon ciliatus Whiskerbrush
native
Annual herb 
2020 Bob Sweatt
2020 Bob Sweatt
2018 Glenn Fine
|
|
Linanthus filipes Thread linanthus
native
Annual herb 
2020 Matt Berger
2020 Matt Berger
2020 Matt Berger
|
|
Linanthus harknessii Harkness' flaxflower
native
Annual herb 
2020 Bob Sweatt
2020 Bob Sweatt
2017 Cynthia Powell
|
|
Lessingia leptoclada Sierra lessingia
native
Annual herb 
2019 R.A. Chasey
2021 Mike Russler
2019 R.A. Chasey
|
|
Lessingia nemaclada Slender stemmed lessingia, Slenderstem lessingia, Thread stem lessingia
native
Annual herb 
2021 Mike Russler
2021 Mike Russler
2021 Mike Russler
|
|
Leucanthemum vulgare Oxe eye daisy, Oxeye daisy
• invasive non-native
Perennial herb 
2020 Kim Cabrera
2019 Julian Geoghegan
2017 James Gonsman
|
|
Leucocrinum montanum Common starlily, Sand lily
native
Perennial herb 
2020 Bob Sweatt
2021 Dana York
2021 Dana York
|
|
Lewisia cotyledon var. heckneri Heckner's lewisia
• rare native
Perennial herb 
2022 Steve Laymon
2023 Alaine Arslan
2023 Alaine Arslan
|
|
Lewisia cotyledon var. howellii Howell's lewisia
• rare native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Lewisia nevadensis Nevada bitter root, Nevada lewisia, Sierra lewisia
native
Perennial herb 
2020 Bob Sweatt
2022 Mary Ann Machi
2022 Mary Ann Machi
|
|
Lewisia rediviva Bitter root
native
Perennial herb 
2020 Matt Berger
2023 Steve Conger
2018 Mitchell Coleman
|
|
Lewisia triphylla Three leafed lewisia, Three leaved lewisia, Threeleaf lewisia
native
Perennial herb 
2020 Bob Sweatt
2022 Mike Russler
2023 Mike Russler
|
|
Ligusticum grayi Gray's licorice root, Gray's lovage, Gray's wild lovage
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Lilium humboldtii ssp. humboldtii Humboldt's lily
• rare native
Perennial herb (bulb) 
2021 Scott Yarger
2008 David Magney
2021 Lynn Halsted
|
|
Lilium kelloggii Kellogg's lily
• rare native
Perennial herb (bulb) 
2020 Steve Conger
2016 Steve Matson
2022 Mary Ann Machi
|
|
Lilium pardalinum ssp. pardalinum Leopard lily
native
Perennial herb 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Lilium parvum Alpine lily, Sierra tiger lily
native
Perennial herb 
2019 Timothy Boomer
2019 Cynthia Powell
2019 Cynthia Powell
|
|
Lilium rubescens Chaparral lily, Redwood lily
• rare native
Perennial herb (bulb) 
2022 Mary Ann Machi
2022 Mary Ann Machi
2019 george jackson
|
|
Lilium washingtonianum ssp. washingtonianum Typical washington lily
native
Perennial herb 
2019 David Greenberger
2006 Richard Spjut
2019 Matt Berger
|
|
Limnanthes alba ssp. alba Typical white meadowfoam
native
Annual herb 
2021 Mike Russler
2021 Mike Russler
2021 R.A. Chasey
|
|
Limnanthes douglasii ssp. nivea Snow white meadowfoam
native
Annual herb 
2018 Evan Johnson
2019 Cynthia Powell
2019 Cynthia Powell
|
|
Limnanthes floccosa ssp. floccosa Woolly meadowfoam
• rare native
Annual herb 
2021 David popp
2021 Donald Burk
2023 Donald Burk
|
|
Leptodactylon pungens Granite prickly phlox
native
Shrub 
2021 Steve Matson
2021 Steve Matson
2023 Mike Russler
|
|
Linaria genistifolia ssp. dalmatica Dalmatian toadflax
• invasive non-native
Perennial herb 
2021 Dennis Diaz
2016 Phil Zortman
2019 Caleb Cole
|
|
Lindernia dubia Yellowseed false pimpernel
native
Annual herb 
2020 Ron Vanderhoff
2017 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
Linnaea borealis var. longiflora Twin flower
native
Perennial herb 
2020 R.A. Chasey
2008 Keir Morse
2009 Sierra Pacific Industries
|
|
Linum bienne Narrow leaved flax, Pale flax, Small flowered flax
non-native
Annual herb 
2019 Ken Lunders
2021 Cameron Chabre
2018 Cynthia Powell
|
|
Linum lewisii var. lewisii Lewis' flax, Prairie flax
native
Perennial herb 
2023 Mike Russler
2023 Mike Russler
2023 Mike Russler
|
|
Linum usitatissimum Common flax
non-native
Annual herb 
2019 Barbara Boethling
2019 Barbara Boethling
2019 Barbara Boethling
|
|
Listera convallarioides Broad leaved tway blade, Broad lipped twayblade, Broadlipped twayblade
native
Perennial herb 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Listera cordata Heart leaved twayblade, Heartleaf twayblade
• rare native
Perennial herb 
2021 Timothy Boomer
2021 Timothy Boomer
2022 Steve Conger
|
|
Lithophragma bolanderi Bolander's woodland star, Hillstar, Sierra star
native
Perennial herb 
2009 Bob Case
2019 David popp
2015 BOB CASE
|
|
Lithophragma campanulatum Siskiyou mountain woodland star
native
Perennial herb 
2017 Steve Matson
2008 Steve Matson
2017 Steve Matson
|
|
Lithophragma cymbalaria Mission star, Mission woodland star
native
Perennial herb 
2020 Bryant Baker
2020 David Greenberger
2020 Bryant Baker
|
|
Lithophragma glabrum Bulbed woodland star, Bulbous woodland star, Bulbous woodlandstar
native
Perennial herb 
2022 Dana York
2005 Steve Matson
2020 Bob Sweatt
|
|
Lithophragma heterophyllum Hill star, Hillside woodland star
native
Perennial herb 
2019 David Greenberger
2019 David Magney
2018 Ken Lunders
|
|
Lithospermum californicum California gromwell, California stoneseed, Gromwell
native
Perennial herb 
2019 David Greenberger
2022 Ryan O'Dell
2018 David popp
|
|
Lithospermum ruderale Columbia puccoon, Western gromwell, Western stoneseed
native
Perennial herb 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Filago californica California cottonrose
native
Annual herb 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Lomatium bicolor var. leptocarpum Slender fruited lomatium, Wasatch desertparsley
native
Perennial herb  2013 Steve Matson
 2013 Steve Matson
 2013 Steve Matson
|
|
Lomatium leptocarpum Slender fruited lomatium, Wasatch desertparsley
native
Perennial herb 2013 Steve Matson
2013 Steve Matson
2013 Steve Matson
|
|
Lomatium californicum California lomatium, Celery weed
native
Perennial herb 
2022 Richard Sullivan
2021 Julie A. Kierstead
2020 R.A. Chasey
|
|
Lomatium caruifolium Alkali desertparsley, Alkali parsnip, Caraway leaved lomatium
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2023 R.A. Chasey
|
|
Lomatium ciliolatum var. ciliolatum Yolla bolly biscuitroot, Yolla bolly lomatium
native
Perennial herb  2011 Steve Matson
 2011 Steve Matson
 2019 John Doyen
|
|
Lomatium dasycarpum Hog fennel, Lace parsnip, Woolly fruited lomatium
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2021 Paul Aigner
|
|
Lomatium dasycarpum ssp. dasycarpum Woolly fruited lomatium, Woollyfruit desertparsley
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Lomatium dasycarpum ssp. tomentosum Woolly fruited lomatium, Woollyfruit desertparsley
native
Perennial herb 
2023 Alaine Arslan
2023 Alaine Arslan
2019 Julie Kierstead Nelson
|
|
Lomatium dissectum var. dissectum Fern leaved lomatium, Fernleaf biscuitroot
native
Perennial herb 
2007 Keir Morse
2007 Keir Morse
2007 Keir Morse
|
|
Lomatium engelmannii Engelmann's desertparsley, Engelmann's lomatium
• rare native
Perennial herb 
2018 Matt Berger
2006 Dean Wm. Taylor, Ph.D.
2019 Julie A. Kierstead
|
|
Lomatium macrocarpum Bigseed biscuitroot, Large fruited lomatium
native
Perennial herb 
2018 Gary McDonald
2022 John Rawlings
2013 Gary McDonald
|
|
Lomatium nevadense var. nevadense Nevada biscuitroot, Nevada lomatium
native
Perennial herb 
2021 Donald Burk
2005 Steve Matson
2005 Steve Matson
|
|
Lomatium nudicaule Barestem biscuitroot, Pestle lomatium, Pestle parsnip
native
Perennial herb 
2020 Bob Sweatt
2020 Bob Sweatt
2022 Helen Hancock
|
|
Lomatium tracyi Tracy's desertparsley, Tracy's lomatium
• rare native
Perennial herb 
2019 Steve Matson
2019 Steve Matson
2018 Julie Kierstead Nelson
|
|
Lomatium triternatum var. triternatum Lewis' lomatium, Nineleaf biscuitroot
native
Perennial herb 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Lomatium utriculatum Bladder parsnip, Common lomatium, Hog fennel
native
Perennial herb 
2006 Steve Matson
2019 Eliezer Margolis
2015 James Gonsman
|
|
Lonicera ciliosa Orange honeysuckle
native
Vine, Shrub 
2021 Dee Shea Himes
2021 Dee Shea Himes
2008 Matt Below
|
|
Lonicera conjugialis Double honeysuckle, Purpleflower honeysuckle
native
Shrub 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Lonicera hispidula var. vacillans Pink honeysuckle
native
Vine, Shrub 
2022 Suzanne L. Weakley
2021 Cara Wilcox
2018 Diana Wahl
|
|
Lonicera interrupta Chaparral honeysuckle
native
Vine, Shrub 
2018 David Greenberger
2019 Julie Kierstead Nelson
2009 BOB CASE
|
|
Lonicera involucrata Coast twinberry, Twin berry, Twinberry honeysuckle
native
Shrub 
2021 Suzanne L. Weakley
2020 Susan McDougall
2020 Camille Nowell
|
|
Lotus corniculatus Bird's foot trefoil, Birdfoot deervetch, Broadleaf birdsfoot trefoil
• invasive non-native
Perennial herb 
2005 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Ludwigia palustris Marsh purslane, Marsh seedbox
native
Perennial herb (aquatic) 
2019 Robin Carter
2019 David popp
2019 David popp
|
|
Luina hypoleuca Little leaf luina, Littleleaf silverback
native
Perennial herb 
2022 Mary Ann Machi
2022 Mary Ann Machi
2023 Mary Ann Machi
|
|
Lunaria annua Annual honesty, Annual moonwort, Honesty
non-native
Annual, Perennial herb 
2022 Suzanne L. Weakley
2021 Lisa Berry
2021 Mike Russler
|
|
Lupinus adsurgens Drew's silky lupine
native
Perennial herb 
2020 Liz Block
2017 Liz Block
2016 David popp
|
|
Lupinus affinis Fleshy lupine
native
Annual herb 
2019 Alice Cummings
2023 John Rawlings
1992 Robert E. Preston, Ph.D.
|
|
Lupinus albicaulis Sickle keeled lupine, Sicklekeel lupine, White stemmed lupine
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2021 Mike Russler
|
|
Lupinus albifrons var. albifrons Silver bush lupine, Silver lupine
native
Shrub 
2012 Michael Mitchell
2020 Richard Spjut
2020 Susan McDougall
|
|
Lupinus albifrons var. collinus Silver bush lupine, Silver lupine, low growing silver lupine
native
Shrub 
2020 Hunter Breck
2021 Steve Matson
2016 Steve Matson
|
|
Lupinus andersonii Anderson's lupine
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Lupinus angustiflorus Narrow flowered lupine, Narrowflower lupine
native
Perennial herb 
2022 Bob Sweatt
2022 Bob Sweatt
2022 Bob Sweatt
|
|
Lupinus arbustus Long spurred lupine, Longspur lupine
native
Perennial herb 
2008 Steve Matson
2020 Belinda Lo
2008 Steve Matson
|
|
Lupinus argenteus var. argenteus Silvery lupine
native
Perennial herb 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Lupinus argenteus var. heteranthus Silvery lupine
native
Perennial herb 
2022 Steve Woodward
2008 Steve Matson
2022 Steve Woodward
|
|
Lupinus argenteus var. meionanthus Lake tahoe lupine
native
Perennial herb 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Lupinus bicolor Annual lupine, Bicolored lupine, Miniature lupine
native
Annual, Perennial herb 
2021 Ken Lunders
2022 Mike Russler
2019 Gary McDonald
|
|
Lupinus breweri var. breweri Brewer's lupine
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Lupinus concinnus Bajada lupine, Elegant lupine, Scarlet lupine
native
Annual herb 
2022 Ron Vanderhoff
2019 Ron Vanderhoff
2017 B.J. Dion
|
|
Lupinus croceus Mt. eddy lupine
native
Perennial herb 
2011 Steve Matson
2014 Steve Matson
2011 Steve Matson
|
|
Lupinus dalesiae Quincy lupine
• rare native
Perennial herb 
2005 Steve Matson
2005 Steve Matson
2005 Steve Matson
|
|
Lupinus grayi Gray's lupine, Sierra lupine
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Lupinus lapidicola Heller's dwarf lupine, Mt. Eddy lupine
• rare native
Perennial herb 
2020 Julie A. Kierstead
2019 R.A. Chasey
2016 Dana York
|
|
Lupinus latifolius Bigleaf lupine, Broad leaf lupine, Broadleaf lupine
native
Perennial herb 
2017 Steve Matson
2017 Steve Matson
2008 Steve Matson
|
|
Lupinus latifolius var. columbianus Broad leaf lupine
native
Perennial herb 
2021 John Rawlings
2020 Paul Aigner
2021 Steve Matson
|
|
Lupinus latifolius var. latifolius Broad leaf lupine
native
Perennial herb
2021 John Rawlings
2020 Paul Aigner
2021 Steve Matson
|
|
Lupinus lepidus var. lobbii Lobb's lupine, Lobb's tidy lupine
native
Perennial herb 
2005 Steve Matson
2022 Steve Matson
2022 Steve Matson
|
|
Lupinus lepidus var. ramosus Branched tidy lupine
native
Perennial herb 
2017 Mary Merriman
2005 Steve Matson
2005 Steve Matson
|
|
Lupinus lepidus var. sellulus Dwarf tidy lupine, Stool lupine, Torrey's lupine
native
Perennial herb 
2002 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Lupinus leucophyllus Velvet lupine
native
Perennial herb 
2015 Steve Matson
2005 Christopher L. Christie
2015 Steve Matson
|
|
Lupinus microcarpus Chick lupine
native
Annual herb 
2014 Steve Matson
2014 Steve Matson
2020 R.A. Chasey
|
|
Lupinus polyphyllus Bigleaf lupine, Bog lupine, Meadow lupine
native
Perennial herb 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Lupinus polyphyllus var. burkei Burke's lupine, Meadow lupine
native
Perennial herb
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Lupinus stiversii Harlequin annual lupine, Harlequin lupine
native
Annual herb 
2018 Ashley Olive
2015 BOB CASE
2015 BOB CASE
|
|
Lupinus tracyi Tracy's lupine
• rare native
Perennial herb 
2015 Dana York
2015 Dana York
2003 Norman Jensen
|
|
Luzula comosa Common wood rush, Hairy wood rush, Pacific woodrush
native
Perennial grasslike herb 
2019 Matt Berger
2021 Steve Matson
2021 Steve Matson
|
|
Luzula divaricata Forked wood rush, Forked woodrush, Spreading wood rush
native
Perennial grasslike herb  2010 Barry Breckling
 2015 Neal Kramer
 2003 Steve Matson
|
|
Luzula parviflora Small flowered wood rush, Smallflowered woodrush
native
Perennial grasslike herb 
2022 Dana York
2019 David Greenberger
2012 Aaron Arthur
|
|
Luzula spicata Spiked wood rush, Spiked woodrush
native
Perennial grasslike herb 
2009 Steve Matson
2015 Steve Matson
2009 Steve Matson
|
|
Luzula subcongesta Donner wood rush, Donner woodrush
native
Perennial grasslike herb 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Lychnis coronaria Rose campion
non-native
Perennial herb 
2020 MCOSD EDRR
2016 Mark Vande Pol
2014 Garrett Dickman
|
|
Lycopodium clavatum Running clubmoss, Running pine
• rare native
2020 Wyatt Dooley
2018 Jonathan Lee
2021 Gabe Cashman
|
|
Lycopus uniflorus Northern bugleweed
• rare native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Lysichiton americanus American skunkcabbage, Yellow skunk cabbage
native
Perennial herb 
2011 Paul Preston
2016 Steve Matson
2016 Steve Matson
|
|
Trientalis latifolia Pacific starflower
native
Perennial herb 
2008 Steve Matson
2016 Steve Matson
2008 Steve Matson
|
|
Lysimachia latifolia Pacific starflower
native
Perennial herb
2008 Steve Matson
2016 Steve Matson
2008 Steve Matson
|
|
Madia citrigracilis Shasta tarweed
native
Annual herb  2011 Dan Shimmon
 2011 Dan Shimmon
 2011 Dan Shimmon
|
|
Madia elegans ssp. elegans Common madia
native
Annual herb 
2021 Jamie Spielmann
2021 Mike Russler
2020 Diane Etchison
|
|
Madia elegans ssp. vernalis Common madia
native
Annual herb
2021 Jamie Spielmann
2021 Mike Russler
2020 Diane Etchison
|
|
Madia exigua Little tarweed, Meager tarweed, Small tarweed
native
Annual herb 
2023 Dianne Lake
2023 Ron Vanderhoff
2021 Helen Hancock
|
|
Madia glomerata Mountain tarweed
native
Annual herb 
2023 Mike Russler
2008 Steve Matson
2008 Steve Matson
|
|
Madia gracilis Grassy tarweed, Gumweed madia, Slender tarweed
native
Annual herb 
2022 Mike Russler
2021 Amber Bedgood
2019 Ron Vanderhoff
|
|
Madia radiata Golden madia, Showy madia
• rare native
Annual herb 
2023 Jacob Smith
2016 George Butterworth
2016 George Butterworth
|
|
Madia sativa Chile tarweed, Coast tarweed, Coastal tarweed
native
Annual herb 
2013 Ron Vanderhoff
2021 David Wolfson
2021 Zoya Akulova-Barlow
|
|
Maianthemum dilatatum False lily of the valley, False lily of the vally, Pacific may lily
native
Perennial herb 
2020 Doug Allshouse
2020 Susan McDougall
2022 Dee Shea Himes
|
|
Maianthemum racemosum Feathery false lily of the valley
native
Perennial herb 
2020 Bob Sweatt
2018 Steve Matson
2019 Cynthia Powell
|
|
Smilacina racemosa Feathery false lily of the valley
native
Perennial herb
2020 Bob Sweatt
2018 Steve Matson
2019 Cynthia Powell
|
|
Maianthemum stellatum Starry false lily of the valley
native
Perennial herb 
2021 Cyril Guyot
2003 Steve Matson
2020 Susan McDougall
|
|
Smilacina stellata Starry false lily of the valley
native
Perennial herb
2021 Cyril Guyot
2003 Steve Matson
2020 Susan McDougall
|
|
Malacothrix floccifera Woolly dandelion, Woolly desertdandelion, Woolly malacothrix
native
Annual herb 
2019 David Greenberger
2020 David Greenberger
2020 Kevin Janicki
|
|
Malus sylvestris Paradise apple
non-native
Tree 
2014 Ramona Robison
2018 Angelique Herman
2005 Louis-M. Landry
|
|
Marah fabaceus California man-root
native
Perennial herb, Vine 
2018 Gary McDonald
2018 MCOSD EDRR
2021 Cyril Guyot
|
|
Marah horridus Sierra man-root
native
Perennial herb, Vine 
2019 Anna Van Kovn
2015 BOB CASE
2010 Richard Spjut
|
|
Marah oreganus Coast man-root
native
Perennial herb, Vine 
2020 Susan McDougall
2017 James Gonsman
2016 Steve Matson
|
|
Marrubium vulgare White horehound
• invasive non-native
Perennial herb 
©2013 Gary McDonald
2015 Diane Etchison
2018 Nancy Hamlett
|
|
Marsilea vestita ssp. vestita Hairy pepperwort, Hairy waterclover
native
Fern 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2017 Ron Vanderhoff
|
|
Chamomilla suaveolens Pineapple weed
native
Annual herb 
2008 Steve Matson
2008 Steve Matson
2018 Stacie Wolny
|
|
Matricaria discoidea Pineapple weed
native
Annual herb
2008 Steve Matson
2008 Steve Matson
2018 Stacie Wolny
|
|
Melica aristata Awned melic, Bearded melicgrass
native
Perennial grass 
2021 David popp
2022 John Rawlings
2017 Belinda Lo
|
|
Melica californica California melicgrass
native
Perennial grass 
2023 John Rawlings
2021 John Rawlings
2022 John Rawlings
|
|
Melica fugax Little oniongrass, Small melic, Small onion grass
native
Perennial grass 
2023 Matt Berger
2023 Matt Berger
2023 Matt Berger
|
|
Melica harfordii Harford melic, Harford's melica, Harford's oniongrass
native
Perennial grass 
2021 Dee Shea Himes
2021 Dee Shea Himes
2021 Dee Shea Himes
|
|
Melica imperfecta California melic, Coast range melic, Small flowered melica
native
Perennial grass 
2020 Ron Vanderhoff
2021 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
Melica subulata Alaska melic, Alaska onion grass, Alaska oniongrass
native
Perennial grass 
2020 Sara Timby
2023 Teal Derrer
2022 Ellen Uhler
|
|
Melilotus alba Yellow sweetclover
• invasive non-native
Annual, Biennial herb 
2020 Bob Sweatt
2020 Bob Sweatt
2020 Bob Sweatt
|
|
Mentha arvensis American wild mint, Field mint, Marsh mint
native
Perennial herb 
2003 Steve Matson
2003 Steve Matson
2014 Steve Matson
|
|
Mentha pulegium Pennyroyal
• invasive non-native
Perennial herb 
2014 James Gonsman
2022 R.A. Chasey
2015 Chris Jaster
|
|
Mentha Xpiperita Peppermint
non-native
Perennial herb 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
1995 Saint Mary's College of California
|
|
Mentzelia dispersa Bushy blazingstar, Nada stickleaf, Scattered blazing star
native
Annual herb 
2022 Bob Sweatt
2022 Bob Sweatt
2022 Bob Sweatt
|
|
Menyanthes trifoliata Bogbean, Buck bean, Buckbean
native
Perennial herb 
2020 David Greenberger
2023 Alaine Arslan
2019 Julie Kierstead Nelson
|
|
Mertensia ciliata var. stomatechoides Streamside bluebells, Tall fringed bluebells
native
Perennial herb 
2019 Matt Berger
2020 Bob Sweatt
1995 Saint Mary's College of California
|
|
Micranthes aprica Sierra saxifrage
native
Perennial herb 
2011 Steve Matson
2019 Bob Sweatt
2020 Bob Sweatt
|
|
Micranthes californica Greene's saxifrage
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Micranthes integrifolia Smooth leaf saxifrage
native
Perennial herb 
2021 Art Clark
2021 Art Clark
2020 David popp
|
|
Saxifraga marshallii Marshall's saxifrage
• rare native
Perennial herb 
2022 Dana York
2017 Barrett Jeffery
2017 Barrett Jeffery
|
|
Saxifraga odontoloma Brook saxifrage
native
Perennial herb 
2004 Steve Matson
2004 Steve Matson
2004 Steve Matson
|
|
Saxifraga oregana Bog saxifrage
native
Perennial herb 
2003 Steve Matson
2020 Bob Sweatt
2018 Bill Haley
|
|
Micropus californicus var. californicus Q tips, Slender cottonweed
native
Annual herb 
2006 Steve Matson
2021 Ron Vanderhoff
2016 Steve Matson
|
|
Microseris douglasii Douglas' microseris, Douglas' silverpuffs
native
Annual herb 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Microseris laciniata ssp. laciniata Cut leaved scorzonella, Cutleaf silverpuffs
native
Perennial herb 
2008 Gerald Carr
2008 Gerald Carr
2008 Gerald Carr
|
|
Microseris nutans Nodding microceris, Nodding scorzonella, Perennial nodding microseris
native
Perennial herb 
2020 Bob Sweatt
2022 Steve Matson
2020 Bob Sweatt
|
|
Microsteris gracilis Slender phlox
native
Annual herb 
2003 Steve Matson
2016 Steve Matson
2003 Steve Matson
|
|
Phlox gracilis Slender phlox
native
Annual herb
2003 Steve Matson
2016 Steve Matson
2003 Steve Matson
|
|
Mimulus pilosus Snouted monkey flower
native
Annual herb 
2017 Steve Matson
2019 Matt Berger
2017 Steve Matson
|
|
Minuartia stolonifera Scott mtn. sandwort, Stolon sandwort
native
Perennial herb 
2021 Julie A. Kierstead
2021 Julie A. Kierstead
1996 Dean Wm. Taylor
|
|
Mitella caulescens Leafy-stemmed mitrewort
• rare native
Perennial herb 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Moehringia macrophylla Large leaved sandwort, Largeleaf sandwort
native
Perennial herb 
2019 Glenn Fine
2018 Matt Berger
2016 Mary Merriman
|
|
Mollugo verticillata Green carpetweed, Indian chickweed
non-native
Annual herb 
2023 Ron Vanderhoff
2023 Ron Vanderhoff
2020 Sara Sweet
|
|
Monardella breweri Brewer's monardella
native
Annual herb 
2012 Terrence Gosliner
2017 Diane Etchison
2020 Bob Sweatt
|
|
Monardella lanceolata Mustang mint
native
Annual herb 
2022 Diane Etchison
2018 David popp
2022 Mike Russler
|
|
Monardella follettii Follett's monardella
• rare native
Shrub 
2020 Cheryl Ballantyne
2020 Cheryl Ballantyne
2019 David Greenberger
|
|
Monardella odoratissima ssp. palida Desert mint, Mountain monardella, Coyote-Mint
native
Perennial herb 
2010 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Monardella glauca Mountain mint, Mountain pennyroyal
native
Perennial herb 
2010 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Monardella sheltonii Coyote mint, Shelton's coyote mint, Shelton's monardella
native
Perennial herb 
2021 Dana York
2021 Dana York
2021 Dana York
|
|
Monardella villosa ssp. villosa Coyote mint
native
Perennial herb 
2021 Ken Lunders
2012 Terrence Gosliner
2015 James Gonsman
|
|
Montia chamissoi Spring beauty, Toad lily, Water minerslettuce
native
Perennial herb 
2003 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Montia fontana Annual water minerslettuce, Water chickweed, Water montia
native
Annual herb 
2023 Alaine Arslan
2023 Alaine Arslan
2006 Steve Matson
|
|
Montia linearis Linear leaved montia, Narrow leaved water chickweed, Narrowleaf minerslettuce
native
Annual herb 
2003 Steve Matson
2003 Steve Matson
2015 David popp
|
|
Montia parvifolia Littleleaf minerslettuce, Showy rock montia
native
Perennial herb 
2021 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Myrica californica California wax myrtle
native
Tree, Shrub 
2019 Michelle Karle
2020 Kim Cabera
2020 Susan McDougall
|
|
Muhlenbergia filiformis Pullup muhly, Slender muhly
native
Annual, Perennial grass 
2021 R.A. Chasey
2020 John Rawlings
2020 Susan McDougall
|
|
Muhlenbergia richardsonis Mat muhly, Matted muhly, Richardson's muhly
native
Perennial grass 
2021 Steve Matson
2021 Steve Matson
2022 Steve Matson
|
|
Muhlenbergia rigens Deergrass
native
Perennial grass 
2004 Steve Matson
2018 Cynthia Powell
2022 Ron Vanderhoff
|
|
Myosotis discolor Changing forget me not, yellow and blue forget-me-not
non-native
Annual herb 
2017 Ron Vanderhoff
2023 Donald Burk
2019 David Greenberger
|
|
Myosurus apetalus Bristly mousetail, Mouse tail
native
Annual herb 
2003 Steve Matson
2003 Steve Matson
2017 Jim Morefield
|
|
Myosurus minimus Common mouse tail, Little mouse tail, Tiny mousetail
native
Annual herb 
2022 Dianne Lake
2024 Cynthia Powell
2024 Kevin Dixon
|
|
Myriophyllum hippuroides Milfoil, Western milfoil, Western watermilfoil
native
Perennial herb (aquatic)  2002 Dean Wm. Taylor
 2013 Jake Ruygt
 2013 Jake Ruygt
|
|
Cheilanthes gracillima Lace lip fern
native
Fern 
2021 John Rawlings
2021 R.A. Chasey
2021 Steve Matson
|
|
Nasturtium officinale Watercress
native
Perennial herb (aquatic) 
2019 Patrick Furtado
2019 Diane Etchison
2012 Steve Matson
|
|
Rorippa nasturtium-aquaticum Watercress
native
Perennial herb (aquatic)
2019 Patrick Furtado
2019 Diane Etchison
2012 Steve Matson
|
|
Navarretia breweri Brewer's navarretia
native
Annual herb 
2020 Bob Sweatt
2023 R.A. Chasey
2019 Steve Matson
|
|
Gilia capillaris Miniature gilia
native
Annual herb 
2004 Steve Matson
2003 Steve Matson
2003 Steve Matson
|
|
Navarretia divaricata Divaricate navarretia, Mountain navarretia
native
Annual herb 
2004 Steve Matson
2004 Steve Matson
2004 Steve Matson
|
|
Navarretia divaricata ssp. vividior Divaricate navarretia, Mountain navarretia
native
Annual herb  2008 Steve Matson
 2014 John Doyen
 2011 Aaron Schusteff
|
|
Navarretia filicaulis Thin stemmed navarretia, Threadstem pincushionplant
native
Annual herb 
2015 Tim Miller
2019 David popp
2023 Ryan O'Dell
|
|
Navarretia intertexta Interwoven navarretia, Needle leaved navarretia, Needleleaf navarretia
native
Annual herb 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Navarretia intertexta ssp. intertexta Interwoven navarretia, Needleleaf navarretia
native
Annual herb 
2019 David Greenberger
2019 Bob Sweatt
2022 Bob Sweatt
|
|
Gilia leptalea ssp. bicolor Bridges' gilia
native
Annual herb 
2019 Cynthia Powell
2013 BOB CASE
2019 R.A. Chasey
|
|
Gilia leptalea ssp. leptalea Bridges' gilia
native
Annual herb 
2021 Alaine Arslan
2021 R.A. Chasey
2021 R.A. Chasey
|
|
Navarretia leucocephala ssp. bakeri Baker's navarretia
• rare native
Annual herb 
2019 Hunter Breck
2020 Tim Miller
2019 Hunter Breck
|
|
Navarretia leucocephala ssp. leucocephala White headed navarretia, Whitehead navarretia
native
Annual herb 
2022 Steve Matson
2022 Steve Matson
2022 Steve Matson
|
|
Navarretia prolifera ssp. prolifera Burr navarretia, Burr pincushionplant
native
Annual herb 
2019 David Greenberger
2012 Steven Perry
2019 David Greenberger
|
|
Navarretia pubescens Downy pincushionplant, Purple navarretia
native
Annual herb 
2009 Bob Case
2019 David Greenberger
2022 Helen Hancock
|
|
Gilia sinistra ssp. sinistra Alva day's pincushionplant
native
Annual herb 
2017 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Navarretia sinistra Alva day's pincushionplant
native
Annual herb
2017 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Nemacladus capillaris Common nemacladus, Common threadplant
native
Annual herb 
2023 Mike Russler
2023 Ryan O'Dell
2019 Steven Perry
|
|
Nemophila heterophylla Canyon nemophila, Small baby blue eyes, Variable leaved nemophila
native
Annual herb 
2006 Steve Matson
2005 Steve Matson
2005 Steve Matson
|
|
Nemophila maculata Five spot, Fivespot
native
Annual herb 
2020 Matt Berger
2021 Mike Russler
2022 Mike Russler
|
|
Nemophila menziesii var. atomaria Baby blue eyes
native
Annual herb 
2021 Steve Matson
2021 Steve Matson
2021 Steve Matson
|
|
Nemophila menziesii var. menziesii Baby blue eyes
native
Annual herb
2021 Steve Matson
2021 Steve Matson
2005 Steve Matson
|
|
Nemophila parviflora var. austinae Rebecca austin's nemophila, Small flowered nemophila, Smallflower nemophila
native
Annual herb 
2021 Lisa Berry
2021 Lisa Berry
2018 David popp
|
|
Nemophila parviflora var. parviflora Small flowered nemophila, Smallflower nemophila, Woodland nemophila
native
Annual herb 
2019 John Rawlings
2021 Zoya Akulova-Barlow
2023 Dana York
|
|
Nemophila pedunculata Littlefoot nemophila, Meadow nemophila
native
Annual herb 
2003 Steve Matson
2020 Bob Sweatt
2024 Alaine Arslan
|
|
Camissonia andina Plateau evening primrose
native
Annual herb 
2020 Donald Burk
2017 Thayne Tuason
1988 Dean Wm. Taylor
|
|
Neviusia cliftonii Shasta snow wreath
• rare native
Shrub 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Nicotiana attenuata Coyote tobacco
native
Annual herb 
2009 Steve Matson
2009 Steve Matson
2020 Bob Sweatt
|
|
Noccaea fendleri ssp. glauca Pennycress
native
Perennial herb 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Thlaspi montanum ssp. montanum Pennycress
native
Perennial herb
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
native
Tree, Shrub 
2020 R.A. Chasey
2022 David popp
2020 Susan McDougall
|
|
Lithocarpus densiflorus var. echinoides Tanoak shrub
native
Tree, Shrub 
2019 Joey Santore
2019 Susan McDougall
2013 Neal Kramer
|
|
Nuphar polysepala Rocky mountain pond-lily
native
Perennial herb (aquatic) 
2023 Cynthia Powell
2023 Cynthia Powell
2023 Cynthia Powell
|
|
Oemleria cerasiformis Indian plum, Oso berry
native
Shrub 
2019 Margo Bors
2019 Stacie Wolny
2023 David Wolfson
|
|
Oenanthe sarmentosa Pacific oenanthe, Water parsley
native
Perennial herb 
2021 Don Hollander
2021 Ron Vanderhoff
2021 Rosaleen
|
|
Olsynium douglasii var. douglasii Douglas' grasswidow
native
Perennial herb 
2020 Steve Laymon
2020 Gabe Cashman
2018 Susan McDougall
|
|
Onopordum acanthium Scotch cottonthistle
• invasive non-native
Perennial herb 
2021 Diana Wing
2019 Catherine Talbot
2018 Joe Woods
|
|
Oreostemma alpigenum var. andersonii Tundra aster
native
Perennial herb 
2019 Steve Matson
2019 Steve Matson
2006 Steve Matson
|
|
Aster alpigenus var. andersonii Tundra aster
native
Perennial herb
2019 Steve Matson
2019 Steve Matson
2006 Steve Matson
|
|
Oreostemma elatum Plumas alpine aster
• rare native
Perennial herb 
2012 David popp
2018 Sierra Pacific Industries
2006 Dean Wm. Taylor, Ph.D.
|
|
Orthilia secunda One sided wintergreen, Sidebells wintergreen
native
Perennial herb 
2019 Bill Haley
2019 Bill Haley
2021 R.A. Chasey
|
|
Orthocarpus cuspidatus ssp. copelandii Copeland's owl's clover
native
Annual herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Orthocarpus cuspidatus ssp. cryptanthus Cryptantha owl's clover, Short flowered owl's clover
native
Annual herb 
2018 Cynthia Powell
2003 Steve Matson
2003 Steve Matson
|
|
Orthocarpus cuspidatus ssp. cuspidatus Siskiyou mountain owl's clover, Siskiyou mtns. orthocarpus
• rare native
Annual herb  2002 Dan Post
 2005 Chris Wagner
|
|
Orthocarpus luteus Yellow owl's clover
native
Annual herb 
2021 Ryan Carle
2021 Martin Purdy
2021 Martin Purdy
|
|
Osmorhiza berteroi Sweet cicely
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Osmorhiza chilensis Sweet cicely
native
Perennial herb
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Osmorhiza brachypoda California sweet cicely, California sweetcicely
native
Perennial herb 
2017 Aaron Echols
2020 Ron Vanderhoff
2022 Ron Vanderhoff
|
|
Osmorhiza occidentalis Mountain sweet cicely, Western sweet cicely, Western sweetroot
native
Perennial herb 
2020 Bob Sweatt
2020 Bob Sweatt
2003 Steve Matson
|
|
Oxalis oregana Redwood sorrel
native
Perennial herb 
2021 Caitlyn Allchin
2021 Steve Matson
2021 Steve Matson
|
|
Oxalis albicans ssp. pilosa Hairy wood sorrel
native
Annual herb 
2022 R.A. Chasey
2009 Avis Boutell
2022 Cynthia Powell
|
|
Oxalis trilliifolia Three leaf woodsorrel, Threeleaf woodsorrel
native
Perennial herb 
2020 Gabe Cashman
2020 Gabe Cashman
2010 Sangeet Khalsa
|
|
Mitella trifida Three parted miterwort
native
Perennial herb 
2021 Dana York
2021 Dana York
2021 Dana York
|
|
Packera bolanderi var. bolanderi Bolander's ragwort, Seacoast ragwort
• rare native
Perennial herb 
2009 Gerald Carr
2009 Gerald Carr
2009 Gerald Carr
|
|
Packera eurycephala var. eurycephala Widehead groundsel
native
Perennial herb 
2019 Paul Aigner
2019 Paul Aigner
2016 David Greenberger
|
|
Senecio greenei Flame ragwort
native
Perennial herb 
2019 Spencer Riffle
2019 Spencer Riffle
2019 Steve Matson
|
|
Senecio multilobatus Lobeleaf groundsel
native
Perennial herb 
2007 Steve Matson
2007 Steve Matson
2007 Steve Matson
|
|
Packera multilobata Lobeleaf groundsel
native
Perennial herb
2007 Steve Matson
2007 Steve Matson
2007 Steve Matson
|
|
Paeonia brownii Brown's peony, Mountain peony, Western paeony
native
Perennial herb 
2020 Karen Swift
2019 Tamia Marg
2015 John Schmidt
|
|
Panicum acuminatum var. acuminatum Western panicgrass, Western panicum, Western witch grass
native
Perennial grass 
2017 David Greenberger
2020 Julie A. Kierstead
2021 R.A. Chasey
|
|
Parentucellia viscosa Yellow glandweed, Yellow parentucellia
• invasive non-native
Annual herb 
2021 Janice Kuch
2022 Donald Burk
2017 Eric Wrubel
|
|
Parnassia palustris Marsh grass of parnassus
native
Perennial herb 
2019 Bob Sweatt
2020 Bob Sweatt
2008 Keir Morse
|
|
Paxistima myrsinites Oregon boxleaf, Oregon boxwood
native
Shrub 
2021 Dana York
2018 David popp
2021 Hunter Breck
|
|
Mitella breweri Brewer's miterwort
native
Perennial herb 
2021 Charles Russell
2020 Bob Sweatt
2020 Bob Sweatt
|
|
Pectocarya setosa Moth combseed, Stiff stemmed comb bur
native
Annual herb 
2014 Steve Matson
2009 Steve Matson
2014 Steve Matson
|
|
Pedicularis attollens Attol lousewort, Little elephant head, Little elephant's head
native
Perennial herb 
2019 Timothy Boomer
2022 Ian Archer Winick
2008 Ron Wolf
|
|
Pedicularis densiflora Warrior's plume, Indian warrior
native
Perennial herb 
2015 Dee Warenycia
2019 Jason Mills
2017 Joshua Borkowski
|
|
Pedicularis groenlandica Elephant head lousewort, Elephant heads, Elephant's head
native
Perennial herb 
2022 Melissa Harbert
2021 Mike Russler
2021 Mike Russler
|
|
Pedicularis racemosa Leafy lousewort, Sickletop lousewort
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Pedicularis semibarbata Bearded lousewort, Pine lousewort, Pine woods lousewort
native
Perennial herb 
2020 Bob Sweatt
2021 Mike Russler
2019 Diane Etchison
|
|
Pellaea brachyptera Sierra cliff brake, Sierra cliffbrake
native
Fern 
2020 R.A. Chasey
2020 R.A. Chasey
2020 R.A. Chasey
|
|
Pellaea breweri Brewer's cliff brake, Brewer's cliffbrake
native
Fern 
2020 Bob Sweatt
2022 Bob Sweatt
2020 Bob Sweatt
|
|
Pellaea mucronata var. californica California cliff brake, bird's foot fern
native
Fern 
2020 Matt Berger
2019 Matt Berger
2020 Matt Berger
|
|
Penstemon anguineus Siskiyou beardtongue
native
Perennial herb 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Penstemon azureus var. angustissimus Azure penstemon
native
Perennial herb 
2005 Steve Matson
2005 Steve Matson
2005 Steve Matson
|
|
Penstemon azureus var. azureus Azure penstemon
native
Perennial herb 
2005 Steve Matson
2005 Steve Matson
2005 Steve Matson
|
|
Penstemon cinicola Ash beardtongue, Ash penstemon
• rare native
Perennial herb 
2020 Steve Matson
2020 Steve Matson
2020 Steve Matson
|
|
Penstemon davidsonii var. davidsonii Davidson's beardtongue, Davidson's penstemon
native
Perennial herb 
2020 Bob Sweatt
2014 Steve Matson
2014 Steve Matson
|
|
Penstemon deustus var. pedicellatus Hot rock beardtongue, Scabland penstemon
native
Perennial herb 
2020 Susan McDougall
2020 Bob Sweatt
2019 Matt Berger
|
|
Penstemon filiformis Thread leaved beardtongue, Threadleaf beardtongue
• rare native
Perennial herb 
2015 Steve Matson
2019 Julie Kierstead Nelson
2015 Steve Matson
|
|
Penstemon gracilentus Slender beardtongue, Slender penstemon
native
Perennial herb 
2003 Steve Matson
2020 Susan McDougall
2012 Steve Matson
|
|
Penstemon heterodoxus var. heterodoxus Sierra beardtongue
native
Perennial herb 
2021 Steve Matson
2021 Steve Matson
2021 Steve Matson
|
|
Penstemon heterodoxus var. shastensis Shasta beardtongue
• rare native
Perennial herb  2014 Sierra Pacific Industries
 2016 John Doyen
 2009 Sierra Pacific Industries
|
|
Penstemon heterophyllus var. heterophyllus Foothill penstemon
native
Perennial herb 
2018 Gary McDonald
2012 Gary McDonald
2019 David Greenberger
|
|
Penstemon heterophyllus var. purdyi Purdy's foothill penstemon
native
Perennial herb 
2019 David Greenberger
2020 Ken Hickman
2019 David Greenberger
|
|
Penstemon laetus Gay penstemon, Mountain blue penstemon
native
Perennial herb 
2010 Gerald Carr
2010 Gerald Carr
2010 Gerald Carr
|
|
Penstemon neotericus Derived penstemon, Plumas county beardtongue
native
Perennial herb 
2021 Alaine Arslan
2021 Alaine Arslan
2021 Alaine Arslan
|
|
Penstemon newberryi var. newberryi Newberry's penstemon
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2011 Steve Matson
|
|
Penstemon parvulus Short stalk penstemon, Small penstemon
native
Perennial herb 
2011 Dana York
2011 Dana York
2015 Steve Matson
|
|
Penstemon roezlii Regel's mountain penstemon
native
Perennial herb 
2011 Steve Matson
2011 Steve Matson
2019 Matt Berger
|
|
Penstemon rydbergii var. oreocharis Herbaceous penstemon, Meadow beardtongue, Mountain meadow beardtongue
native
Perennial herb 
2013 James Gonsman
2021 Mike Russler
2023 Alaine Arslan
|
|
Penstemon speciosus Royal beardtongue, Royal penstemon, Showy penstemon
native
Perennial herb 
2023 Richard Dryden
2006 Keir Morse
2022 Julie A. Kierstead
|
|
Penstemon sudans Susanville beardtongue, Volcanic beardtongue
• rare native
Shrub (stem succulent) 
2019 David Greenberger
2019 Matt Berger
2019 Matt Berger
|
|
Pentagramma triangularis ssp. triangularis Gold back fern
native
Fern 
2008 Steve Matson
2008 Steve Matson
2019 Gary McDonald
|
|
Perideridia bolanderi var. leptocarpa Bolander's yampah
native
Perennial herb 
2022 Mike Russler
2022 Mike Russler
2022 Mike Russler
|
|
Perideridia bolanderi ssp. bolanderi Bolander's yampah
native
Perennial herb
2022 Mike Russler
2022 Mike Russler
2022 Mike Russler
|
|
Perideridia kelloggii Kellogg's yampah, Yampah
native
Perennial herb 
2022 Suzanne L. Weakley
2023 Ryan O'Dell
2022 R.A. Chasey
|
|
Perideridia lemmonii Lemmon's yampah
native
Perennial herb 
2013 Steve Matson
2013 Steve Matson
2013 Steve Matson
|
|
Perideridia parishii var. latifolia Parish's yampah
native
Perennial herb 
2019 Steve Matson
2019 Diane Etchison
2019 Steve Matson
|
|
Perideridia parishii ssp. latifolia Parish's yampah, Wide leaved parish's yampah
native
Perennial herb 
2020 Bob Sweatt
2020 Bob Sweatt
2020 Bob Sweatt
|
|
Polygonum amphibium Water smartweed
native
Perennial herb (aquatic) 
2017 Ron Vanderhoff
2017 Ron Vanderhoff
2019 Diane Etchison
|
|
Polygonum lapathifolium Common knotweed
native
Annual herb 
2020 Ron Vanderhoff
2017 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
Petasites frigidus var. palmatus Arctic sweet coltsfoot, Western coltsfoot
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2019 Steve Conger
|
|
Petrorhagia dubia Hairypink, Pink grass, Wilding pink
non-native
Annual herb 
2016 Bill Thiessen
2019 Joe Engelbrecht
2016 Andrew Longman
|
|
Phacelia corymbosa Serpentine phacelia
native
Perennial herb 
2021 R.A. Chasey
2017 David popp
2021 R.A. Chasey
|
|
Phacelia egena Kaweah river phacelia, Rock phacelia
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Phacelia eisenii Eisen's phacelia
native
Annual herb 
2008 Steve Matson
2022 R.A. Chasey
2008 Steve Matson
|
|
Phacelia greenei Scott valley phacelia
• rare native
Annual herb 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Phacelia hastata ssp. compacta Timberline phacelia
native
Perennial herb 
2007 Steve Matson
2007 Steve Matson
2012 Steve Matson
|
|
Phacelia hastata ssp. hastata Mountain phacelia
native
Perennial herb 
2021 R.A. Chasey
2013 James Gonsman
2022 Arlee Montalvo
|
|
Phacelia heterophylla var. heterophylla Varileaf phacelia
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Phacelia heterophylla ssp. virgata Varied leaf phacelia
native
Perennial herb
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Phacelia humilis var. humilis Low phacelia
native
Annual herb 
2004 Steve Matson
2004 Steve Matson
2004 Steve Matson
|
|
Phacelia hydrophylloides Water leaf phacelia, Waterleaf phacelia
native
Perennial herb 
2004 Steve Matson
2004 Steve Matson
2004 Steve Matson
|
|
Phacelia leonis Siskiyou phacelia
• rare native
Annual herb 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Phacelia pringlei Pringle's phacelia
native
Annual herb 
2014 Steve Matson
2014 Steve Matson
2011 Steve Matson
|
|
Phacelia quickii Quick's phacelia
native
Annual herb 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Phacelia racemosa Racemose phacelia
native
Annual herb 
2021 Steve Laymon
2004 Steve Matson
2019 Chico Hiking Association
|
|
Phacelia stebbinsii Stebbins' phacelia, Stebbins's phacelia
• rare native
Annual herb 
2019 Matt Berger
2019 Matt Berger
2019 Matt Berger
|
|
Phacelia thermalis Heat phacelia, Heated phacelia
native
Annual herb 
2019 Amelia Ryan
2002 Dean Wm. Taylor
2019 Amelia Ryan
|
|
Phalaris aquatica Bulbous canarygrass, Harding grass
• invasive non-native
Perennial grass 
2018 Thomas Reyes
2021 Lenihan Mazur
2022 Lenihan Mazur
|
|
Philadelphus lewisii Lewis' mock orange, Mock orange, Wild mock orange
native
Shrub 
2016 Steve Matson
2016 Steve Matson
2022 John Rawlings
|
|
Phleum alpinum Alpine timothy, Mountain timothy, Timothy grass
native
Perennial grass 
2003 Steve Matson
2022 Steve Matson
2021 R.A. Chasey
|
|
Phleum pratense Common timothy, Cultivated timothy, Timothy
non-native
Perennial grass 
2013 BOB CASE
2019 Julie Kierstead Nelson
2021 Emily R. Allen
|
|
Phlox diffusa Spreading phlox
native
Perennial herb 
2018 Saskia Raether
2019 Talila Golan
2009 Keir Morse
|
|
Phlox speciosa ssp. occidentalis Showy phlox
native
Perennial herb 
2021 Dee Shea Himes
2020 Julie A. Kierstead
2020 David Self
|
|
Phlox stansburyi Cold desert phlox
native
Perennial herb 
2017 Jim Morefield
2014 Steve Matson
2019 Jim Morefield
|
|
Phoenicaulis cheiranthoides Common phoenicaulis, Dagger pod, Wallflower phoenicaulis
native
Perennial herb 
2020 Bob Sweatt
2020 mark kircher
2019 Bob Sweatt
|
|
Phoradendron densum Bollean mistletoe
native
Shrub (parasitic) 
2014 Steve Matson
2014 Steve Matson
2019 Aaron Echols
|
|
Phoradendron juniperinum Juniper mistletoe
native
Shrub (parasitic) 
2016 Keir Morse
2020 R.A. Chasey
2004 James M. Andre
|
|
Phoradendron libocedri Juniper mistletoe
native
Shrub (parasitic)
2016 Keir Morse
2020 R.A. Chasey
2004 James M. Andre
|
|
Phoradendron villosum Mistletoe
native
Shrub (parasitic) 
2022 David popp
2020 R.A. Chasey
2021 R.A. Chasey
|
|
Phyllodoce breweri Brewer's mountain heather, Purple mountain heath
native
Shrub 
2013 James Gonsman
2021 Mike Russler
2020 Bob Sweatt
|
|
Physocarpus capitatus Ninebark, Pacific ninebark, Western ninebark
native
Shrub 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Pinus albicaulis Alpine white pine, Dwarf pine, Whitebark pine
native
Tree 
2006 Keir Morse
2022 Dana York
2021 Mike Russler
|
|
Pinus attenuata Knobcone pine, Scrub pine
native
Tree 
2009 Ron Vanderhoff
2018 Hayley Ross
2019 Cynthia Powell
|
|
Pinus contorta ssp. murrayana Lodgepole pine, Tamarack
native
Tree 
2022 Arlee Montalvo
2021 Mike Russler
2021 Mike Russler
|
|
Pinus monticola Mountain pine, Western white pine
native
Tree 
2019 Saskia Raether
2020 David popp
2021 Christopher Collier
|
|
Pinus muricata Bishop pine, Bull pine, Prickle cone pine
native
Tree 
2012 Michael Mitchell
2012 Michael Mitchell
2023 Karen Swift
|
|
Pinus ponderosa Ponderosa pine, Western yellow pine
native
Tree 
2021 David popp
2019 David popp
2022 Cynthia Powell
|
|
Pinus sabiniana Bull pine, California foothill pine, Gray pine
native
Tree 
2022 Cynthia Powell
2019 Cynthia Powell
2021 R.A. Chasey
|
|
Piperia colemanii Coleman's piperia
• rare native
Perennial herb 
2019 Matt Berger
2019 Matt Berger
2022 Bob Sweatt
|
|
Piperia elongata Dense flowered rein orchid, Denseflower rein orchid
native
Perennial herb 
2021 Roy West
2007 Keir Morse
2007 Keir Morse
|
|
Piperia transversa Mountain piperia, Royal rein orchid, Flat Spurred Piperia
native
Perennial herb 
2015 Steve Matson
2015 Steve Matson
2005 Keir Morse
|
|
Piperia unalascensis Alaska piperia, Alaska rein orchid, Rein orchid
native
Perennial herb 
2006 Steve Matson
2022 Steve Matson
2019 Ron Vanderhoff
|
|
Plagiobothrys cusickii Cusick's popcorn flower
native
Annual herb  2011 Steve Matson
 2011 Steve Matson
|
|
Plagiobothrys leptocladus Alkali plagiobothrys, Finebranched popcornflower
native
Annual herb  2009 Doug Wirtz
 2009 Anna Bennett
 2004 Carol W. Witham
|
|
Plagiobothrys mollis var. mollis Downy popcorn flower, Soft popcornflower
native
Perennial herb  2001 Gary A. Monroe
 2008 Steve Matson
|
|
Plagiobothrys nothofulvus Rusty haired popcorn flower, Rusty popcorn flower, Rusty popcornflower
native
Annual herb 
2011 Steve Matson
2011 Steve Matson
2015 Steve Matson
|
|
Plagiobothrys stipitatus var. micranthus Common vernal pool allocarya, Stalked popcornflower
native
Annual herb 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Plagiobothrys stipitatus var. stipitatus Stalked popcornflower, Vernal pool allocarya
native
Annual herb 
2021 Paul Watts
2021 Paul Watts
null
|
|
Plagiobothrys tenellus Pacific popcornflower, Popcorn flower, Slender popcorn flower
native
Annual herb 
2023 Larry Dizmang
2023 Larry Dizmang
2022 Mike Russler
|
|
Plagiobothrys torreyi var. torreyi Torrey's popcorn flower, Torrey's popcornflower
• rare native
Annual herb  2011 Steve Matson
 2011 Steve Matson
 2011 Steve Matson
|
|
Plantago lanceolata English plantain, Narrow leaved plantain, Ribgrass
• invasive non-native
Perennial herb 
2017 Gary McDonald
2019 Joe Engelbrecht
2021 Ken Lunders
|
|
Plantago major Common plantain
non-native
Perennial herb 
2019 Bob Sweatt
2022 Diana Wahl
2020 Ryan Carle
|
|
Platanthera dilatata var. leucostachys Sierra bog orchid, White Flowered Bog-Orchid
native
Perennial herb 
2022 Mike Russler
2014 Dee Warenycia
2019 Industrious Walkers of the World
|
|
Platanthera sparsiflora Bog orchid, Sparse flowered bog orchid
native
Perennial herb 
2020 Bob Sweatt
2004 Steve Matson
2019 Matt Berger
|
|
Plectritis ciliosa Long spurred plectritis, Longspur seablush
native
Annual herb 
2022 Steve Matson
2005 Steve Matson
2022 Steve Matson
|
|
Plectritis macrocera Long horn plectritis, Longhorn plectritis, White plectritis
native
Annual herb 
2019 Gary McDonald
2020 Bob Sweatt
2020 Susan McDougall
|
|
Pleuricospora fimbriolata Fringed pinesap
native
Perennial herb (mycoparasitic) 
2016 Steve Matson
2016 Steve Matson
2020 R.A. Chasey
|
|
Pleuropogon refractus Nodding semaphore grass, Nodding semaphoregrass
• rare native
Perennial grass (rhizomatous) 
2022 R.A. Chasey
2022 R.A. Chasey
2018 Claire Brown
|
|
Poa bolanderi Bolander's blue grass, Bolander's bluegrass
native
Annual grass  2014 Belinda Lo
 © 2014 Belinda Lo
 2014 Belinda Lo
|
|
Poa bulbosa Bulbous blue grass, Bulbous bluegrass
non-native
Perennial grass 
2020 Julie A. Kierstead
2019 Stephany Dery
2020 Thomas Reyes
|
|
Poa compressa Canada blue grass, Canada bluegrass
non-native
Perennial grass  2006 Louis-M. Landry
 2006 Louis-M. Landry
|
|
Poa howellii Howell's blue grass, Howell's bluegrass
native
Annual grass 
2018 Ken Hickman
2020 Ken Hickman
2020 Ken Hickman
|
|
Poa palustris Fowl blue grass, Fowl bluegrass
non-native
Perennial grass 
2015 David popp
2008 Keir Morse
2008 Louis-M. Landry
|
|
Poa pratensis ssp. pratensis Kentucky blue grass, Kentucky bluegrass
• invasive non-native
Perennial grass 
2021 John Rawlings
2020 Diana Wahl
1998 Dean Wm. Taylor (Poa pratensis ssp. agassizensis)
|
|
Poa secunda ssp. secunda One sided blue grass, Pine bluegrass, Sandberg's bluegrass
native
Perennial grass 
2018 Ron Vanderhoff
2018 Ron Vanderhoff
2018 Ron Vanderhoff
|
|
Poa sierrae Sierra blue grass, Sierra bluegrass
• rare native
Perennial grass 
2019 Matt Berger
2017 Belinda Lo
2019 Matt Berger
|
|
Poa wheeleri Hooker's bluegrass, Wheeler's blue grass, Wheeler's bluegrass
native
Perennial grass 
2010 Steve Matson
2010 Steve Matson
2010 Steve Matson
|
|
Pogogyne floribunda Profuse flowered pogogyne, Profuseflower mesamint
• rare native
Annual herb  1988 Dean Wm. Taylor
 2010 Sierra Pacific Industries
|
|
Polemonium californicum California polemonium, California sky pilot, Jacob's ladder
native
Perennial herb 
2020 Bob Sweatt
2005 Steve Matson
2005 Steve Matson
|
|
Polemonium micranthum Annual polemonium, Annual sky pilot, Small jacob's ladder
native
Annual herb 
2009 Steve Matson
2009 Steve Matson
2009 Steve Matson
|
|
Polemonium occidentale Great polemonium, Western polemonium, Western sky pilot
native
Perennial herb 
2005 Steve Matson
2008 Steve Matson
2020 Bob Sweatt
|
|
Polygonum argyrocoleon Persian knotweed, Silver sheath knotweed, Silversheath knotweed
non-native
Annual herb 
2020 Ron Vanderhoff
2018 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
Polygonum aviculare Prostrate knotweed
non-native
Annual, Perennial herb 
2023 Ron Vanderhoff
2023 Cynthia Powell
2021 Ron Vanderhoff
|
|
Polygonum arenastrum Prostrate knotweed
non-native
Annual, Perennial herb 
2016 Barbara Boethling
2021 Ron Vanderhoff
2014 Richard Chasey
|
|
Polygonum californicum California knotweed
native
Annual herb 
2019 David Greenberger
2022 BOB CASE
2004 Steve Matson
|
|
Polygonum douglasii ssp. douglasii Douglas' knotweed
native
Annual herb 
2020 Bob Sweatt
2022 Mike Russler
2022 Mike Russler
|
|
Polygonum douglasii Douglas' knotweed
native
Annual herb
2020 Bob Sweatt
2022 Mike Russler
2022 Mike Russler
|
|
Polygonum douglasii ssp. majus Large douglas' knotweed
native
Annual herb  2008 Keir Morse
 2008 Keir Morse
 2008 Keir Morse
|
|
Polygonum minimum Broadleaf knotweed, Leafy dwarf knotweed, Little mountain knotweed
native
Annual herb 
2020 Bob Sweatt
2012 Steve Matson
2021 Mike Russler
|
|
Polygonum parryi Parry's knotweed
native
Annual herb 
2019 Matt Berger
2020 David popp
2019 Dean Taylor
|
|
Polygonum polygaloides Milkwort knotweed
native
Annual herb 
2022 Steve Ashcraft
2007 Keir Morse
2007 Keir Morse
|
|
Polygonum polygaloides ssp. confertiflorum Dense knotweed, Fruitleaf knotweed
native
Annual herb
2007 Keir Morse
2007 Keir Morse
2007 Keir Morse
|
|
Polygonum polygaloides ssp. kelloggii Kellogg's knotweed
native
Annual herb 
2010 Steve Matson
2010 Steve Matson
2005 Steve Matson
|
|
Polygonum sawatchense ssp. oblivium Knotweed
native
Annual, Perennial herb  2012 Dean Wm. Taylor. Ph. D.
 2019 Neal Kramer
 2009 Barry Breckling
|
|
Polygonum douglasii ssp. johnstonii Knotweed
native
Annual, Perennial herb 
2019 Susan McDougall
2009 Barry Breckling
2009 Barry Breckling
|
|
Polygonum shastense Shasta knotweed
native
Perennial herb 
2019 Jane Cohn
2018 Matt Berger
2022 Mike Russler
|
|
Polygonum douglasii ssp. spergulariiforme Spurry knotweed
native
Annual herb 
2016 Steve Matson
2021 Dana York
2020 R.A. Chasey
|
|
Polypodium calirhiza Acrid fern, Licorice fern, Nested polypody
native
Fern 
2022 BOB CASE
2015 James Gonsman
2020 Susan McDougall
|
|
Polypodium scouleri Leather fern, Leather leaf fern, Leathery polypody
native
Fern 
2018 Gregory Arena
2021 R.A. Chasey
2022 David Strauch
|
|
Agrostis viridis Water beard grass
non-native
Perennial grass 
2022 Ron Vanderhoff
2021 Ron Vanderhoff
2019 Friends of Five Creeks volunteers
|
|
Polystichum imbricans ssp. curtum Cliff sword fern, Narrowleaf swordfern
native
Fern 
2015 Robert Barnard
2016 Keir Morse
2016 Cynthia Powell
|
|
Polystichum imbricans ssp. imbricans Narrowleaf swordfern, Rock sword fern
native
Fern 
2018 David popp
2014 Ron Vanderhoff
2016 Ron Vanderhoff
|
|
Polystichum lemmonii Lemmon's hollyfern, Lemmon's sword fern
native
Fern 
2020 R.A. Chasey
2020 R.A. Chasey
2007 Neal Kramer
|
|
Polystichum munitum Western sword fern, Western swordfern
native
Fern 
2021 Julie A. Kierstead
2022 Jerry Murray
2011 Toni Corelli
|
|
Populus trichocarpa Black cottonwood
native
Tree 
2019 Ron Vanderhoff
2012 Steve Matson
2012 Steve Matson
|
|
Populus balsamifera ssp. trichocarpa Black cottonwood
native
Tree
2019 Ron Vanderhoff
2012 Steve Matson
2012 Steve Matson
|
|
Potamogeton foliosus var. fiolisus Leafy pondweed
native
Perennial herb (aquatic) 
2020 Ron Vanderhoff
2020 Ron Vanderhoff
2016 Robert L. Carr
|
|
Potamogeton natans Floating leaved pondweed, Floating pondweed
native
Perennial herb (aquatic) 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Potamogeton nodosus Long leaved pondweed, Longleaf pondweed, Pondweed
native
Perennial herb (aquatic) 
2020 Ken Hickman
2019 Gena Bentall
2020 Ken Hickman
|
|
Potamogeton pusillus Small pondweed
native
Perennial herb (aquatic)  2007 Neal Kramer
 2013 Jake Ruygt
|
|
Potentilla biennis Biennial cinquefoil
native
Perennial herb 
2022 Steve Ashcraft
2022 Steve Ashcraft
2022 Steve Ashcraft
|
|
Potentilla drummondii ssp. breweri Brewer's cinquefoil
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Potentilla drummondii Drummond's cinquefoil
native
Perennial herb 
2022 Cynthia Powell
2022 Cynthia Powell
2022 Cynthia Powell
|
|
Potentilla diversifolia var. diversifolia Blueleaf cinquefoil
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Potentilla gracilis var. elmeri Elmer's cinquefoil
native
Perennial herb 
2022 Mike Russler
2022 Mike Russler
2022 Mike Russler
|
|
Potentilla gracilis var. gracilis Graceful cinquefoil, Slender cinquefoil
native
Perennial herb 
2020 Sarah Williams
2019 Susan McDougall
2019 Susan McDougall
|
|
Potentilla millefolia Cut leaf cinquefoil, Cut leaved cinquefoil, Cutleaf cinquefoil
native
Perennial herb 
2019 Glenn Fine
2004 Steve Matson
2004 Steve Matson
|
|
Sanguisorba occidentalis Western burnet
native
Annual, Perennial herb 
2018 Steve Matson
2018 Steve Matson
2006 Steve Matson
|
|
Poterium sanguisorba Garden burnet
non-native
Perennial herb 
2019 Jennifer Mo
2021 David Wolfson
2018 Cynthia Powell
|
|
Sanguisorba minor ssp. muricata Garden burnet
non-native
Perennial herb
2019 Jennifer Mo
2021 David Wolfson
2018 Cynthia Powell
|
|
Dodecatheon clevelandii Padre's shooting star
native
Perennial herb 
2006 Steve Matson
2020 Aaron Echols
2023 David Strauch
|
|
Dodecatheon hendersonii Mosquito bill
native
Perennial herb 
2020 BLM Redding Field Office
2017 John Game
2022 Jamie Spielmann
|
|
Dodecatheon jeffreyi Sierra shooting star
native
Perennial herb 
2021 Mike Russler
2019 Saskia Raether
2021 Julie A. Kierstead
|
|
Dodecatheon alpinum Alpine shooting star
native
Perennial herb 
2019 Cynthia Powell
2020 Bob Sweatt
2021 Mike Russler
|
|
Prosartes hookeri Drops of gold
native
Perennial herb 
2021 Norma Solarz
2021 Cara Wilcox
2019 Stacie Wolny
|
|
Prunella vulgaris var. lanceolata Lance leaf self heal, Mountain selfheal
native
Perennial herb 
2003 Steve Matson
2022 Zoya Akulova-Barlow
2022 Zoya Akulova-Barlow
|
|
Prunella vulgaris var. vulgaris Self heal
non-native
Perennial herb 
2016 R. Adam Chasey
2019 Chasey
2022 Dana York
|
|
Prunus cerasifera Cherry plum
• invasive non-native
Tree 
2021 MCOSD EDRR
2019 MCOSD EDRR
2015 jamie smith
|
|
Prunus emarginata Bitter cherry
native
Tree, Shrub 
2020 Belinda Lo
2004 Steve Matson
2006 Steve Matson
|
|
Prunus subcordata Klamath plum, Sierra plum
native
Tree, Shrub 
2020 David Greenberger
Kevin Hintsa
2020 David Greenberger
|
|
Prunus virginiana var. demissa Chokecherry, Western choke cherry, Western chokecherry
native
Tree, Shrub 
2005 Steve Matson
2005 Steve Matson
2020 Susan McDougall
|
|
Psathyrotes annua Annual psathyrotes
native
Annual herb 
2021 Bob Sweatt
2019 Matt Berger
2021 Bob Sweatt
|
|
native
Perennial herb 
2021 BLM Redding Field Office
2021 Mike Russler
2021 R.A. Chasey
|
|
Gnaphalium californicum Ladies' tobacco
native
Annual, Perennial herb 
2019 Gary McDonald
2020 Steven M Norris
2021 Ron Vanderhoff
|
|
Pseudognaphalium californicum Ladies' tobacco
native
Annual, Perennial herb
2019 Gary McDonald
2020 Steven M Norris
2021 Ron Vanderhoff
|
|
Gnaphalium canescens ssp. canescens Wright's cudweed
native
Perennial herb  2005 Laura Ann Eliassen
 2005 Keir Morse
 2010 Gary A. Monroe
|
|
Gnaphalium canescens ssp. microcephalum Wright's cudweed
native
Perennial herb 
2020 Ron Vanderhoff
2022 David Strauch
2019 Ron Vanderhoff
|
|
Gnaphalium stramineum Cottonbatting plant
native
Perennial herb 
2017 Gary McDonald
2017 Gary McDonald
2017 Gary McDonald
|
|
Gnaphalium canescens ssp. thermale Small headed cudweed
native
Perennial herb 
2019 David Greenberger
2021 David popp
2022 R.A. Chasey
|
|
Gnaphalium thermale Small headed cudweed
native
Perennial herb
2019 David Greenberger
2021 David popp
2022 R.A. Chasey
|
|
Pseudognaphalium thermale Small headed cudweed
native
Perennial herb
2019 David Greenberger
2021 David popp
2022 R.A. Chasey
|
|
Pseudostellaria sierrae Sierra starwort
• rare native
Perennial herb (rhizomatous)  2004 Dean Wm. Taylor
 2008 Sierra Pacific Industries
 2012 Dee E. Warenycia
|
|
Pseudotsuga menziesii var. menziesii Douglas fir, Douglas spruce, False hemlock
native
Tree 
2020 David Krause
2022 David popp
2024 David popp
|
|
Psilocarphus brevissimus var. brevissimus Short woollyheads, Woolly heads, Woolly marbles
native
Annual herb 
2020 R.A. Chasey
2021 David popp
2020 Ron Vanderhoff
|
|
Psilocarphus oregonus Oregon woolly marbles, Oregon woollyheads, Woolly marbles
native
Annual herb 
2017 David Greenberger
2022 Dianne Lake
2022 Donald Burk
|
|
Psilocarphus tenellus Slender woolly marbles, Slender woollyheads
native
Annual herb 
2006 Steve Matson
2006 Steve Matson
2018 Ron Vanderhoff
|
|
Pteridium aquilinum var. pubescens Hairy brackenfern, Western bracken fern
native
Fern 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2022 Bob Sweatt
|
|
Pterospora andromedea Pine drops, Pine drops, Woodland pinedrops
native
Perennial herb (parasitic) 
2006 Steve Matson
2019 Bob Sweatt
2020 Joey Santore
|
|
Pterostegia drymarioides Fairy mist, Woodland threadstem
native
Annual herb 
2016 Steve Matson
2016 Steve Matson
2005 Steve Matson
|
|
Purshia tridentata var. tridentata Antelope bitterbrush
native
Shrub 
2019 Eric Tattersall
2006 Steve Matson
2006 Steve Matson
|
|
Pycnanthemum californicum California mint, Mountain mint, Sierra mint
native
Perennial herb 
2012 Ron Vanderhoff
2019 Julie A. Kierstead
2016 Ron Vanderhoff
|
|
Pyrola aphylla Leafless wintergreen
native
Perennial herb 
2020 Mark Kircher
2020 Mark Kircher
2020 Joey Santore
|
|
Pyrola asarifolia Bog wintergreen, Liverleaf wintergreen
native
Perennial herb 
2018 David Greenberger
2023 Mary Ann Machi
2007 Gerald Carr
|
|
Pyrola dentata Toothed wintergreen
native
Perennial herb 
2011 Steve Matson
2021 Mike Russler
2021 R.A. Chasey
|
|
Pyrola picta White veined shinleaf, White veined wintergreen, Whitevein shinleaf
native
Perennial herb 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Pyrrocoma racemosa var. pinetorum Clustered goldenweed, Pine pyrrocoma
• rare native
Perennial herb 
2020 joaquin hale
2020 joaquin hale
2020 joaquin hale
|
|
Quercus berberidifolia Inland scrub oak
native
Tree 
2022 David Strauch
2020 Cynthia Keiser
2020 Cynthia Keiser
|
|
Quercus chrysolepis Canyon live oak, Canyon oak, maul oak, goldcup oak, Gold cup oak
native
Tree 
2017 Aaron Sunshine
2020 R.A. Chasey
2018 joaquin hale
|
|
Quercus durata var. durata Leather oak
native
Shrub 
2022 Hunter Breck
2020 Charles Russell
2020 R.A. Chasey
|
|
Quercus garryana var. breweri Brewer's oak, Garry's oak, Oregon oak
native
Tree 
2022 Ryan O'Dell
2020 Julie A. Kierstead
2018 David popp
|
|
Quercus garryana var. garryana Oregon oak, Oregon white oak
native
Tree 
2023 Michele Hammond
2021 R.A. Chasey
2021 R.A. Chasey
|
|
Quercus kelloggii Black oak, California black oak
native
Tree 
2020 Kim Cabrera
2021 Emily Sluiman
2023 Ryan O'Dell
|
|
Quercus lobata California white oak, Valley oak
native
Tree 
2023 Helen Hancock
2021 Cynthia Powell
2023 Suzanne L. Weakley
|
|
Quercus sadleriana Deer oak, Sadler oak
native
Shrub 
2018 Julie Kierstead Nelson
2022 Dana York
2019 Belinda Lo
|
|
Quercus vaccinifolia Huckleberry oak
native
Shrub 
2003 Steve Matson
2010 Steve Matson
2022 Steve Matson
|
|
Quercus wislizeni Interior live oak, chapparal oak
native
Tree, Shrub 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Barbara Brydolf
|
|
Rafinesquia californica California chicory, California plumseed
native
Annual herb 
2019 David Greenberger
2021 Ron Vanderhoff
2017 Steve Matson
|
|
Raillardella argentea Silky raillardella
native
Perennial herb 
2022 Mike Russler
2020 Bob Sweatt
2022 Mike Russler
|
|
Ranunculus alismifolius Alisma leaved buttercup, Common water plantain buttercup, Plantainleaf buttercup
native
Perennial herb 
2018 Gerald Carr
2003 Steve Matson
2018 Gerald Carr
|
|
Ranunculus canus Great valley buttercup, Hartweg's buttercup, Sacramento valley buttercup
native
Perennial herb 
2022 BOB CASE
2007 George W. Hartwell
2009 Barry Rice
|
|
Ranunculus flammula Creeping buttercup, Greater creeping spearwort, Water buttercup
native
Perennial herb 
2014 James Gonsman
1909 Bob Sweatt
2021 Bob Sweatt
|
|
Ranunculus muricatus Buttercup, Pricklefruit buttercup, Spiny buttercup
non-native
Annual, Perennial herb 
2023 R.A. Chasey
2023 Alaine Arslan
2009 Julie A. Kierstead
|
|
Ranunculus occidentalis Western buttercup
native
Perennial herb 
2020 Ron Vanderhoff
2008 Steve Matson
2022 Ron Vanderhoff
|
|
Ranunculus orthorhynchus Bloomer's buttercup, Straight beaked buttercup, Straightbeak buttercup
native
Perennial herb 
2019 Ken Hickman
2021 R.A. Chasey
2019 Hunter Breck
|
|
Ranunculus parviflorus Few flowered buttercup, Smallflower buttercup
non-native
Annual herb  2008 Keir Morse
 2008 Keir Morse
 2008 Keir Morse
|
|
Rhamnus crocea Redberry buckthorn
native
Shrub 
2011 Michael Mitchell
2022 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Polygala californica California Milkwort
native
Perennial herb 
2020 Janice Kuch
2021 Larry Dizmang
2020 David Wolfson
|
|
Polygala cornuta var. cornuta Sierra Milkwort
native
Shrub 
2011 Steve Matson
2011 Steve Matson
2018 Steve Matson
|
|
Ledum glandulosum Western labrador tea
native
Shrub 
2005 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Rhododendron macrophyllum California rose bay, Coast rhododendron, Pacific rhododendron
native
Shrub 
2017 Steve Matson
2020 Aaron Echols
2017 Steve Matson
|
|
Rhododendron occidentale Western azalea
native
Tree, Shrub 
2019 David Greenberger
2015 Steve Matson
2020 Julie A. Kierstead
|
|
Rhus trilobata Fragrant sumac, Skunk Bush
native
Shrub 
2018 Steve Matson
2018 Steve Matson
2018 Steve Matson
|
|
Rhus integrifolia Lemonade berry, Lemonade sumac
native
Shrub 
2020 David Greenberger
2019 Ron Vanderhoff
2024 Ron Vanderhoff
|
|
Ribes bracteosum Stink currant
native
Shrub 
2020 Susan McDougall
2014 Susan McDougall
2008 Matt Below
|
|
Ribes cereum var. cereum Wax currant
native
Shrub 
2014 James Gonsman
2021 Bryant Baker
2020 Susan McDougall
|
|
Ribes inerme var. inerme White stemmed gooseberry, Whitestem gooseberry
native
Shrub 
2021 Steve Matson
2021 Steve Matson
2021 Steve Matson
|
|
Ribes lacustre Prickly currant, Swamp currant
native
Shrub 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Ribes lobbii Gummy gooseberry
native
Shrub 
2022 Jamie Spielmann
2008 Neal Kramer
2019 Kolby Lundgren
|
|
Ribes montigenum Alpine prickly current, Gooseberry currant, Mountain gooseberry
native
Shrub 
2018 Steve Matson
2018 Steve Matson
2020 Bob Sweatt
|
|
Ribes nevadense Mountain pink currant, Sierra currant
native
Shrub 
2020 Bob Sweatt
2023 Jamie Spielmann
2004 Steve Matson
|
|
Ribes roezlii var. cruentum Sierra gooseberry, Spiny fruited gooseberry
native
Shrub 
2021 Steve Matson
2021 Steve Matson
2021 Steve Matson
|
|
Ribes roezlii var. roezlii Sierra gooseberry
native
Shrub 
2004 Steve Matson
2003 Steve Matson
2003 Steve Matson
|
|
Ribes sanguineum var. sanguineum Red flowering currant, Redflower currant
native
Shrub 
2021 Dana York
2009 Ben Stever
2015 John Doyen
|
|
Ribes viscosissimum Sticky currant, Sticky flowering currant
native
Shrub 
2019 Bob Sweatt
2016 Steve Matson
2016 Steve Matson
|
|
Rigiopappus leptocladus Rigiopappus, Wire weed, Wireweed
native
Annual herb 
2021 Steve Laymon
2021 Steve Laymon
2022 John Rawlings
|
|
Robinia pseudoacacia Black locust
• invasive non-native
Tree 
2021 Ron Vanderhoff
2021 David Wolfson
2015 Ron Vanderhoff
|
|
Rorippa curvisiliqua Curvepod yellow cress, Curvepod yellowcress, Western yellow cress
native
Annual, Perennial herb 
2020 Ron Vanderhoff
2023 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Rorippa palustris var. occidentalis Bog yellowcress
native
Annual, Perennial herb 
2017 Ron Vanderhoff
2017 Ron Vanderhoff
2018 Ron Vanderhoff
|
|
Rosa bridgesii Pygmy rose, Wood rose
native
Shrub 
2023 Mike Russler
2020 David popp
2023 Mike Russler
|
|
Rosa californica California wild rose, California wildrose
native
Shrub 
2022 Suzanne L. Weakley
2022 Suzanne L. Weakley
2020 R.A. Chasey
|
|
Rosa gymnocarpa var. gymnocarpa Wood rose
native
Shrub 
2019 James Gonsman
2020 David Krause
2017 Steve Matson
|
|
Rosa spithamea Ground rose, Sonoma rose
native
Shrub 
2021 David Gowen
1973 Geoff Burleigh
2020 David Krause
|
|
Rosa woodsii var. ultramontana Interior rose
native
Shrub 
2018 Alison Sheehey
2019 Susan McDougall
2016 Jim Moore
|
|
Rubus armeniacus Himalayan blackberry, black berry, Armenian blackberry
• invasive non-native
Shrub 
2014 James Gonsman
2020 Julie A. Kierstead
2018 Richard Spjut
|
|
Rubus glaucifolius Raspberry, San diego raspberry, Wax leaf raspberry
native
Shrub 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Rubus laciniatus Cut leaved blackberry, Cutleaf blackberry
non-native
Shrub 
2017 Chris Friedel
2021 Donald Burk
2014 John Malpas
|
|
Rubus leucodermis Western raspberry, White bark raspberry, White stemmed raspberry
native
Shrub 
2019 Bob Sweatt
2019 Bob Sweatt
2023 R.A. Chasey
|
|
Rubus parviflorus Western thimbleberry, Thimbleberry
native
Vine, Shrub 
2022 Zoya Akulova-Barlow
2020 Mary Sue Ittner
2019 Patrick Furtado
|
|
Rubus pensilvanicus Pennsylvania blackberry
non-native
Vine, Shrub  2013 Zoya Akulova
 2013 Zoya Akulova
|
|
Rubus spectabilis Salmon berry, Salmonberry
native
Shrub 
2017 James Gonsman
2022 Zoya Akulova-Barlow
2016 Steve Matson
|
|
Rubus ursinus California blackberry, Pacific blackberry
native
Vine, Shrub 
2018 Ken Lunders
2019 Ron Vanderhoff
2015 Kelli Kallenborn
|
|
Rudbeckia californica California cone flower, California coneflower
native
Perennial herb 
2010 Patrick Furtado
2017 Leah Gardner
2021 Mike Russler
|
|
Rudbeckia occidentalis Western coneflower
native
Perennial herb 
2022 Donald Burk
2021 Julie A. Kierstead
2012 Barry Rice
|
|
Rumex acetosella Common sheep sorrel
• invasive non-native
Perennial herb 
2017 Gary McDonald
2008 Steve Matson
2019 Patrick Furtado
|
|
Rumex salicifolius var. denticulatus California dock
native
Perennial herb 
2005 Steve Matson
2023 Ron Vanderhoff
2016 Cynthia Powell
|
|
Rumex conglomeratus Clustered dock, Green dock
non-native
Perennial herb 
2020 Ron Vanderhoff
2023 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Rumex crispus Curly dock, Curly leaved dock, Rhubarb
• invasive non-native
Perennial herb 
2018 Tim Lewis
2019 Diane Etchison
2023 Ron Vanderhoff
|
|
Rumex salicifolius Willow dock, Willow leaved dock
native
Perennial herb 
2023 Ron Vanderhoff
2012 Gary McDonald
2012 Gary McDonald
|
|
Rumex salicifolius var. transitorius Willow dock
native
Perennial herb 
2009 Toni Corelli
2011 Toni Corelli
2008 Toni Corelli
|
|
Rumex salicifolius var. triangulivalvis Willow dock
native
Perennial herb 
2013 BOB CASE
2019 Diane Etchison
2009 Barry Breckling
|
|
Rupertia hallii Hall's california tea, Hall's rupertia
• rare native
Perennial herb 
2021 David popp
2021 David popp
2018 Sierra Pacific Industries
|
|
Rupertia physodes California tea, Common rupertia, Forest scurfpea
native
Perennial herb 
2023 R.A. Chasey
2023 Steve Conger
2020 R.A. Chasey
|
|
Minuartia californica California Sandwort
native
Annual herb 
2021 Steve Matson
2021 Steve Matson
2021 David popp
|
|
Minuartia douglasii Douglas' Stitchwort
native
Annual herb 
2022 Steve Matson
2019 Stacie Wolny
2021 R.A. Chasey
|
|
native
Perennial herb 
2011 Dana York
2019 Steve Matson
2011 Dana York
|
|
native
Perennial herb 
2012 Steve Matson
2012 Steve Matson
2012 Steve Matson
|
|
native
Perennial herb 
2011 Steve Matson
2011 Steve Matson
2023 Mary Ann Machi
|
|
Sagina decumbens ssp. occidentalis Western pearlwort
native
Annual herb 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2019 Ron Vanderhoff
|
|
Sagina saginoides Alpine pearlwort, Arctic pearlwort, Common pearlwort
native
Perennial herb 
2023 R.A. Chasey
2022 Bob Sweatt
2022 Bob Sweatt
|
|
Sagittaria cuneata Arum leaved arrowhead, Arumleaf arrowhead, Tule potato
native
Perennial herb 
2019 Bob Sweatt
2007 Louis-M. Landry
2019 Bob Sweatt
|
|
Sagittaria latifolia Broad leaf arrowhead, Broadleaf arrowhead, Wappato
native
Perennial herb (aquatic)  2005 Louis-M. Landry
 2007 George W. Hartwell
 2005 Louis-M. Landry
|
|
Salix exigua Narrow leaved willow, Narrowleaf willow, Sandbar willow
native
Tree, Shrub 
2015 Steve Matson
2019 Barbara Brydolf
2015 Steve Matson
|
|
Salix lucida ssp. caudata Shining willow
native
Shrub  1995 Saint Mary's College of California
 1995 Saint Mary's College of California
 1995 Saint Mary's College of California
|
|
Salix lucida ssp. lasiandra Pacific willow
native
Tree 
2021 Alice Cummings
2021 Diane Renshaw
2021 Ken Hickman
|
|
Salix lasiolepis Arroyo willow
native
Tree, Shrub 
2022 Ron Vanderhoff
2022 Ron Vanderhoff
2020 Steve Matson
|
|
Salix melanopsis Dusky willow
native
Tree, Shrub 
2014 Shawna Martinez
2017 Susan Kotelnicki
2021 Thomas Reyes
|
|
Salix scouleriana Nuttall willow, Scouler willow, Scouler's willow
native
Tree, Shrub 
2016 David popp
2022 John Rawlings
2012 Steve Matson
|
|
Salix sitchensis Coulter willow, Sitka willow
native
Tree, Shrub 
2019 Ken Hickman
2019 Ken Hickman
2022 Mary Conway
|
|
Salvia sonomensis Creeping sage, Sonoma sage
native
Perennial herb 
2016 Michael Mitchell
2018 Cynthia Powell
2018 Cynthia Powell
|
|
Sambucus mexicana Blue elderberry
native
Tree, Shrub 
2021 Mike Russler
2020 Diane Etchison
2022 El Byrne
|
|
Sambucus nigra ssp. caerulea Blue elderberry
native
Tree, Shrub
2021 Mike Russler
2020 Diane Etchison
2022 El Byrne
|
|
Sambucus melanocarpa Rocky mountain elder
native
Shrub 
Geoff Burleigh
Geoff Burleigh
2016 Jason Matthias Mills
|
|
Sambucus racemosa var. microbotrys Pacific red elderberry
native
Shrub 
2021 R.A. Chasey
2017 James Gonsman
2014 James Gonsman
|
|
Sambucus racemosa var. racemosa Pacific red elderberry
native
Shrub
2021 R.A. Chasey
2017 James Gonsman
2014 James Gonsman
|
|
Sanicula bipinnata Poison sanicle
native
Perennial herb 
2008 Steve Matson
2008 Steve Matson
2022 R.A. Chasey
|
|
Sanicula bipinnatifida Purple sanicle, Snakeroot, Purple Sanicle, Shoe Buttons
native
Perennial herb 
2019 Diane Etchison
2018 Gary McDonald
2021 Robin Carter
|
|
Sanicula crassicaulis Gamble weed, Pacific blacksnakeroot, Pacific sanicle
native
Perennial herb 
2023 Steve Conger
2023 Steve Conger
2021 Steve Laymon
|
|
Sanicula graveolens Northern sanicle, Sierra sanicle
native
Perennial herb 
2021 Steve Matson
2020 Bob Sweatt
2004 Steve Matson
|
|
Sanicula tuberosa Tuberous sanicle, Turkey pea
native
Perennial herb 
2023 R.A. Chasey
2023 R.A. Chasey
2023 R.A. Chasey
|
|
Saponaria officinalis Bouncing bet, Bouncingbet, Soapwort
• invasive non-native
Perennial herb 
2022 Mike Russler
2022 Mike Russler
2022 Mike Russler
|
|
Sarcodes sanguinea Snow plant, Snowplant
native
Perennial herb (mycoparasitic) 
2014 Jim Moore
2020 Matt Berger
2013 Brent Morgan
|
|
Botrychium multifidum Leather grape-fern
native
fern 
2023 Cynthia Powell
2021 R.A. Chasey
2020 Jonathan Lee
|
|
Sceptridium multifidum Leather grape-fern
native
fern
2023 Cynthia Powell
2021 R.A. Chasey
2020 Jonathan Lee
|
|
Scirpus congdonii Congdon's bulrush
native
Perennial grasslike herb 
2022 R.A. Chasey
2022 R.A. Chasey
2022 R.A. Chasey
|
|
Scirpus diffusus Diffuse rush, Umbrella bulrush
native
Perennial grasslike herb  2006 Dean Wm. Taylor, Ph.D.
 2004 Steve Matson
|
|
Scirpus microcarpus Panicled bulrush, Small fruited bulrush
native
Perennial grasslike herb 
2022 Doug Allshouse
2008 Steve Matson
2013 Ron Vanderhoff
|
|
Scleranthus annuus ssp. annuus German knotgrass, Knawel, Scleranthus
non-native
Annual herb 
2021 Steve Matson
2021 Steve Matson
2021 Steve Matson
|
|
Scoliopus bigelovii California fetid adderstongue, Fetid adder's tongue, Slink pod
native
Perennial herb 
2024 William Blaker
2020 Timothy Boomer
2023 Mary Ann Machi
|
|
Scribneria bolanderi Scribner's grass, Scribneria
native
Annual grass 
2022 John Rawlings
2020 Ken Hickman
2023 R.A. Chasey
|
|
Scrophularia californica ssp. californica California bee plant, California figwort
native
Perennial herb 
2020 Bob Sweatt
2006 Steve Matson
2019 Cynthia Powell
|
|
Scrophularia californica ssp. floribunda California bee plant, California figwort
native
Perennial herb
2020 Bob Sweatt
2006 Steve Matson
2019 Cynthia Powell
|
|
Scrophularia lanceolata Lanceleaf figwort, Mountain figwort
native
Perennial herb 
2020 Susan McDougall
2020 Susan McDougall
2022 Dana York
|
|
Scutellaria antirrhinoides Nose skullcap, Snapdragon skullcap
native
Perennial herb 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Scutellaria bolanderi ssp. bolanderi Bolander's skullcap, Sierra skullcap
native
Perennial herb 
2022 Mike Russler
2022 Mike Russler
2022 Mike Russler
|
|
Scutellaria nana Dwarf skullcap, Little skullcap
native
Perennial herb (rhizomatous) 
2006 Steve Matson
2006 Steve Matson
2022 Julie A. Kierstead
|
|
Scutellaria siphocampyloides Curve flowered skullcap, Gray leaved skullcap, Grayleaf skullcap
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Scutellaria tuberosa Danny's skullcap, Scullcap
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Sedum lanceolatum Lance leaf stonecrop, Spearleaf stonecrop
native
Perennial herb 
2014 Steve Matson
2020 Bob Sweatt
2015 Cynthia Powell
|
|
Sedum obtusatum var. obtusatum Sierra stonecrop
native
Perennial herb 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Sedum obtusatum ssp. retusum Klamath stonecrop, Sierra stonecrop
native
Perennial herb  2014 Carex Working Group
 2014 Carex Working Group
 2014 Carex Working Group
|
|
Sedum oregonense Cream stonecrop
native
Perennial herb 
2021 Julie A. Kierstead
2021 Steve Matson
2021 Steve Matson
|
|
Sedum radiatum Coast range stonecrop
native
Annual herb 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Sedum spathulifolium Broadleaf stonecrop, Pacific stonecrop, Stone crop
native
Perennial herb 
2021 Steve Matson
2021 Steve Matson
2023 R.A. Chasey
|
|
Selaginella oregana Oregon spike moss, Oregon spikemoss
native
2021 Dana York
2021 Dana York
2018 Susan McDougall
|
|
Selaginella wallacei Wallace moss fern, Wallace's spike moss, Wallace's spikemoss
native
2011 Steve Matson
2011 Steve Matson
2019 David popp
|
|
Selaginella watsonii Watson's spike moss, Watson's spikemoss
native
2019 Matt Berger
2019 Matt Berger
2019 Bob Sweatt
|
|
Senecio aphanactis California groundsel, Chaparral ragwort, Rayless ragwort
• rare native
Annual herb 
2019 Matt Berger
2019 Matt Berger
2022 R.A. Chasey
|
|
Senecio aronicoides California butterweed, California groundsel, California rayless butterweed
native
Perennial herb 
2020 Helen Hancock
2008 Steve Matson
2020 Julie A. Kierstead
|
|
Erechtites glomerata Cutleaf burnweed
• invasive non-native
Annual, Perennial herb 
2015 Lynn Overtree
2023 R.A. Chasey
2021 Mary Conway
|
|
Senecio hydrophiloides Sweet marsh ragwort, Tall groundwel
• rare native
Perennial herb 
2004 Steve Matson
2004 Steve Matson
2004 Steve Matson
|
|
Senecio integerrimus Lambstongue ragwort, Mountain butterweed
native
Perennial herb 
2022 Steve Conger
2022 Paul Watts
2019 Matt Berger
|
|
Senecio integerrimus var. exaltatus Columbia mountain butterweed, Columbia ragwort, Groundsel
native
Perennial herb 
2021 Paul Watts
2021 Jamie Spielmann
2019 Matt Berger
|
|
Senecio integerrimus var. major Lambstongue groundsel, Lambstongue ragwort
native
Perennial herb 
2003 Steve Matson
2003 Steve Matson
2003 Steve Matson
|
|
Senecio integerrimus var. ochroleucus Paleyellow ragwort, White flowered mountain butterweed
native
Perennial herb  2018 Susan McDougall
 2018 Susan McDougall
|
|
Senecio triangularis Arrow leaved ragwort, Arrowhead butterweed, Arrowleaf ragwort
native
Perennial herb 
2019 Charles Russell
2019 Bob Sweatt
2003 Steve Matson
|
|
Senecio vulgaris Common groundsel, Old man in the spring, Old man of spring
non-native
Annual herb 
2017 Barbara Boethling
2019 Ron Vanderhoff
2021 Toni Corelli
|
|
Sequoia sempervirens Coast redwood
native
Tree 
2019 Patrick Furtado
2022 David Strauch
2019 R.A. Chasey
|
|
Sequoiadendron giganteum Giant sequoia, Sierra redwood, big tree
native
Tree 
2019 Cathy Capone
2022 Mary Merriman
2021 Rico Ramirez
|
|
Aster oregonensis Oregon whitetop aster
native
Perennial herb 
2004 Steve Matson
2004 Steve Matson
2010 Steve Matson
|
|
Sherardia arvensis Blue fieldmadder, Field madder
non-native
Annual herb 
2005 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Sidalcea asprella Harsh checker mallow
native
Perennial herb (rhizomatous) 
2013 James Gonsman
2022 BOB CASE
2021 Robin Carter-Ervin
|
|
Sidalcea gigantea Giant checkerbloom
• rare native
Perennial herb 
2017 Dan Lubin
2019 Julie A. Kierstead
2019 Julie A. Kierstead
|
|
Sidalcea glaucescens Glaucous checker mallow, Waxy checkerbloom, Waxy checkermallow
native
Perennial herb 
2021 Mike Russler
2021 Mike Russler
2021 Mike Russler
|
|
Sidalcea malachroides Maple leaved checkerbloom, Mapleleaf checkerbloom
• rare native
Perennial herb 
2016 Hayley Ross
2022 Jonathan Lee
2023 Constance McCoy
|
|
Sidalcea malvaeflora ssp. asprella Checker bloom, Checker mallow, Dwarf checkerbloom
native
Perennial herb 
2022 David Strauch
2018 Sheila Lodge
2022 Suzanne L. Weakley
|
|
Sidalcea oregana ssp. spicata Oregon checker mallow, Oregon checkerbloom, Spicate checker mallow
native
Perennial herb 
2021 Cynthia Griffin
2016 mark kircher
2021 Cynthia Griffin
|
|
Sidalcea reptans Sierra checker mallow, Sierra checkerbloom
native
Perennial herb 
2023 Mike Russler
2011 BOB CASE
2011 BOB CASE
|
|
Silene bernardina Palmer's campion, Palmer's catchfly
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Silene campanulata ssp. campanulata Red mountain catchfly, Red mtn. catchfly
• rare native
Perennial herb 
2019 John Game
2015 Cherilyn Burton
2015 Cherilyn Burton
|
|
Silene gallica Common catchfly, Windmill pink
non-native
Annual herb 
2019 Mary Wloch
2017 Gary McDonald
2019 Gary McDonald
|
|
Silene grayi Gray's campion, Maui catchfly
native
Perennial herb 
2019 Matt Berger
2018 Matt Berger
2019 Matt Berger
|
|
Silene hookeri Hooker's campion, Hooker's silene
native
Perennial herb 
2022 Dana York
2022 Dana York
2020 Dee Shea Himes
|
|
Silene invisa Red fir catchfly, Short petaled campion
native
Perennial herb 
2021 Bob Sweatt
2021 Bob Sweatt
2022 Cynthia Powell
|
|
Silene californica California indian pink
native
Perennial herb 
2023 Alaine Arslan
2016 Sue Graue
2019 Sue Graue
|
|
Silene lemmonii Lemmon campion, Lemmon's catchfly
native
Perennial herb 
2017 Steve Matson
2011 Steve Matson
2017 Steve Matson
|
|
Silene nuda Naked campion, Western fringed catchfly
native
Perennial herb 
2016 Jim Moore
2016 Jim Moore
2012 Aaron Arthur
|
|
Silene occidentalis var. occidentalis Western campion, Western catchfly
native
Perennial herb 
2022 Steve Ashcraft
2019 Matt Berger
2022 Steve Ashcraft
|
|
Silene occidentalis ssp. longistipitata Western campion, Western catchfly
• rare native
Perennial herb  2005 Dean Wm. Taylor
 2013 Kirsten Bovee
 2018 Sierra Pacific Industries
|
|
Silybum marianum Blessed milkthistle, Milk thistle
• invasive non-native
Annual, Perennial herb 
2020 Nancy Hamlett
2019 Marisa Persaud
2018 Angelique Herman
|
|
Sisymbrium altissimum Tall tumblemustard, Tumble mustard, Tumbling mustard
non-native
Annual herb 
2019 Ron Vanderhoff
2020 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
Sisyrinchium bellum Western blue eyed grass
native
Perennial herb 
2020 Mary Conway
2024 Ron Vanderhoff
2019 Stacie Wolny
|
|
Sisyrinchium elmeri Drew goldeneyed grass, Elmer's blue eyed grass, Elmer's golden eyed grass
native
Perennial herb 
2005 Steve Matson
2018 Julie Kierstead Nelson
2023 Alaine Arslan
|
|
Sisyrinchium idahoense Idaho blue eyed grass
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
Geoff Burleigh
|
|
Smilax californica California greenbriar, California greenbrier, Greenbriar
native
Perennial herb, Vine 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Smilax jamesii English peak greenbriar, English peak greenbrier
• rare native
Perennial herb (rhizomatous) 
2018 Julie Kierstead Nelson
2015 Steve Matson
2015 Steve Matson
|
|
Solanum umbelliferum Blue witch nightshade, Bluewitch nightshade
native
Shrub 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Solanum xanti Chaparral nightshade, Nightshade, Purple nightshade
native
Perennial herb, Shrub 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Solidago confinis Southern goldenrod
native
Perennial herb 
2022 Ryan O'Dell
2003 Christopher L. Christie
2014 Neal Kramer
|
|
Solidago canadensis ssp. elongata West coast canada goldenrod
native
Perennial herb 
2003 Steve Matson
2021 Mike Russler
2022 Steve Matson
|
|
Solidago velutina Threenerve goldenrod
native
Perennial herb 
2013 Steve Matson
2008 Steve Matson
2013 Steve Matson
|
|
Sonchus asper ssp. asper Prickly sow thistle, Sow thistle
• invasive non-native
Annual herb 
2014 Gary McDonald
2022 Ron Vanderhoff
2014 Gary McDonald
|
|
Sonchus oleraceus Common sow thistle, Common sowthistle, Sow thistle
non-native
Annual herb 
2019 Diane Etchison
2015 Jesse Rorabaugh
2024 Ron Vanderhoff
|
|
Sorbus californica California mountain ash
native
Shrub 
2020 Bob Sweatt
2015 Steve Matson
2015 Steve Matson
|
|
Sorbus scopulina Greene's mountain ash
native
Shrub 
2006 Richard Spjut
2016 Cynthia Powell
2019 Richard Spjut
|
|
Sorbus scopulina var. cascadensis Greene's mountain ash
native
Shrub
2006 Richard Spjut
2016 Cynthia Powell
2019 Richard Spjut
|
|
Sorbus scopulina var. scopulina Greene's mountain ash
native
Shrub
2006 Richard Spjut
2016 Cynthia Powell
2019 Richard Spjut
|
|
Sparganium angustifolium Narrow leaved bur reed, Narrowleaf bur reed
native
Perennial herb 
2013 BOB CASE
2013 BOB CASE
2020 Dana York
|
|
Sparganium emersum ssp. emersum European bur reed
native
Perennial herb 
2018 Steve Matson
2018 Steve Matson
2019 David Greenberger
|
|
Spergularia rubra Purple sand spurry, Red sandspurry, Ruby sandspurry
non-native
Annual, Perennial herb 
2023 Ron Vanderhoff
2023 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Spiraea douglasii Douglas spiraea, Douglas' spirea, Douglas's spirea
native
Shrub 
2019 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Spiraea densiflora Rose meadowsweet
native
Shrub 
2015 Steve Matson
2015 Steve Matson
2015 Steve Matson
|
|
Spiranthes porrifolia Creamy ladies tresses, Creamy ladies' tresses, Western ladies tresses
native
Perennial herb 
2020 Mary Ann Machi
2016 Steve Matson
2019 Julie Kierstead Nelson
|
|
Spiranthes romanzoffiana Hooded ladies tresses, Hooded ladies' tresses, Ladies' tresses
native
Perennial herb 
2018 Bill Haley
2003 Steve Matson
2003 Steve Matson
|
|
Stachys ajugoides var. ajugoides Ajuga hedge nettle, Bugle hedgenettle, Hedge nettle
native
Perennial herb 
2021 Mike Russler
2014 James Gonsman
2023 Mike Russler
|
|
Stachys bullata California hedge nettle, California hedgenettle, Southern hedge nettle
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Stachys ajugoides var. rigida Mexican hedgenettle
native
Perennial herb 
2023 Mary Ann Machi
2016 Steve Matson
2016 Steve Matson
|
|
Stachys pycnantha Short spike hedge nettle, Shortspike hedgenettle
native
Perennial herb 
2023 David Wolfson
2019 David Wolfson
2021 Dan Quinn
|
|
Stachys rigida Rough hedgenettle
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2021 David popp
|
|
Stachys stricta Sonoma hedge nettle, Sonoma hedgenettle
native
Perennial herb 
2012 george jackson
2012 george jackson
2012 george jackson
|
|
Stellaria borealis ssp. sitchiana Boreal starwort
native
Perennial herb 
2019 Bob Sweatt
2019 Bob Sweatt
2019 Bob Sweatt
|
|
Stellaria calycantha Northern bogwort, Northern starwort
native
Perennial herb 
2017 Steve Matson
2022 Bob Sweatt
2017 Steve Matson
|
|
Stellaria crispa Curled starwort, Ruffled starwort
native
Perennial herb  2010 Barry Breckling
 2006 Doreen L. Smith
 2012 Jean Pawek
|
|
Stellaria longipes var. longipes Chickweed, starwort
native
Perennial herb 
2022 Mike Russler
2021 Mike Russler
2016 Jim Moore
|
|
Stellaria media Chickweed
non-native
Annual herb 
2018 Gary McDonald
2018 Gary McDonald
2015 Diane Etchison
|
|
Stellaria nitens Shining chickweed, Shiny chickweed, Smooth chickweed
native
Annual herb 
2022 Catherine Chang
2022 Catherine Chang
2020 Ken Hickman
|
|
Stellaria obtusa Obtuse starwort, Rocky mountain chickweed
• rare native
Perennial herb (rhizomatous) 
2020 Susan McDougall
2004 Dean Wm. Taylor
2014 Kirsten Bovee
|
|
Stenotus lanuginosus Woolly mock goldenweed, Woolly stenotus
native
Perennial herb 
2020 Susan McDougall
2004 Dean Wm. Taylor
2009 Sierra Pacific Industries
|
|
Stephanomeria elata Annual mitra, Santa barbara stephanomeria, Santa barbara wirelettuce
native
Annual herb 
2019 David Greenberger
2018 Julian Geoghegan
2021 Helen Hancock
|
|
Stephanomeria exigua Small wirelettuce
native
Annual herb 
2022 Steve Matson
2019 David Greenberger
2022 Steve Matson
|
|
Stephanomeria lactucina Forest stephanomeria, Large flowered stephanomeria, Wirelettuce
native
Perennial herb 
2003 Steve Matson
2003 Steve Matson
2022 Cynthia Powell
|
|
Stephanomeria tenuifolia Narrow leaved stephanomeria, Narrow leaved wire lettuce, Wire lettuce
native
Perennial herb 
2019 Bob Sweatt
2020 Greg Froelich
2020 G
reg Froelich
|
|
Stephanomeria virgata Rod wirelettuce, Tall stephanomeria, Twiggy wreath plant
native
Annual herb 
2019 Steven M Norris
2022 Helen Hancock
2019 Steven M Norris
|
|
Achnatherum latiglume Wide-glumed needle grass
native
Perennial grass  2005 Steve Matson
 2005 Steve Matson
|
|
Achnatherum lemmonii Lemmon's needle grass
native
Perennial grass 
2021 Arlee Montalvo
2008 Steve Matson
2021 Arlee Montalvo
|
|
Nassella lepida Foothill needle grass
native
Perennial grass 
2017 Gary McDonald
2023 Ron Vanderhoff
2017 Gary McDonald
|
|
Achnatherum nelsonii ssp. dorei Mountain needle grass
native
Perennial grass 
2022 John Rawlings
2012 Belinda Lo
2012 Belinda Lo
|
|
Achnatherum occidentale Western needlegrass
native
Perennial grass 
2022 Steve Matson
2022 Steve Matson
2022 Arlee Montalvo
|
|
Achnatherum occidentale ssp. californicum California needle grass
native
Perennial grass 
2022 Steve Matson
2022 Steve Matson
2022 Steve Matson
|
|
Achnatherum occidentale ssp. occidentale Western needle grass
native
Perennial grass  2005 Steve Matson
 2005 Steve Matson
 2013 Robert Steers
|
|
Achnatherum stillmanii Stillman's needle grass
native
Perennial grass 
2018 Julie Kierstead Nelson
2020 Art Clark
2017 Belinda Lo
|
|
Streptanthus barbatus Pacific jewelflower
native
Perennial herb 
2011 Steve Matson
2020 R.A. Chasey
2020 David Greenberger
|
|
Streptanthus barbiger Bearded jewelflower
• rare native
Annual herb 
2020 Joey Santore
2020 Joey Santore
2020 Terrence Gosliner
|
|
Streptanthus breweri var. breweri Brewer's jewelflower
native
Annual herb 
2021 Charles Russell
2022 Ryan O'Dell
2022 Mike Russler
|
|
Streptanthus longisiliquus Long-fruit jewel-flower
• rare native
Perennial herb 
2019 David popp
2019 David popp
2007 George W. Hartwell
|
|
Streptanthus polygaloides Milkwort jewelflower
native
Annual herb 
2019 Belinda Lo
2023 Mike Russler
2019 Alison Sheehey
|
|
Streptanthus tortuosus var. orbiculatus Jewelweed, Mountain jewelflower, Shieldplant
native
Annual, Perennial herb 
2008 Steve Matson
2021 Steve Matson
2021 Steve Matson
|
|
Streptanthus tortuosus var. tortuosus Jewelweed, Mountain jewelflower, Shieldplant
native
Annual, Perennial herb
2008 Steve Matson
2021 Steve Matson
2021 Steve Matson
|
|
Streptopus amplexifolius var. americanus American streptopus, Schultestwisted stalk, Twisted stalk
native
Perennial herb 
2011 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Styrax officinalis var. redivivus California snowdrop bush, Snowdrop bush, Storax
native
Shrub 
2023 Jamie Spielmann
2022 Ron Vanderhoff
2017 Ron Vanderhoff
|
|
Symphoricarpos albus var. laevigatus Common snowberry, Upright snowberry
native
Shrub 
2020 Jacob Smith
2020 Jacob Smith
2021 Mike Russler
|
|
Symphoricarpos mollis Creeping snowberry, Trailing snowberry
native
Shrub 
2019 Ron Vanderhoff
2020 Cara Wilcox
2019 Ron Vanderhoff
|
|
Symphoricarpos acutus Creeping snowberry, Trailing snowberry
native
Shrub
2019 Ron Vanderhoff
2020 Cara Wilcox
2019 Ron Vanderhoff
|
|
Symphoricarpos rotundifolius var. rotundifolius Mountain snowberry, Roundleaved snowberry
native
Shrub 
2021 Steve Matson
2021 Steve Matson
2014 Steve Matson
|
|
Aster ascendens Western aster
native
Perennial herb 
2022 Steve Matson
2022 Steve Matson
2022 Steve Matson
|
|
Symphyotrichum spathulatum Western mountain aster
native
Perennial herb 
2013 Steve Matson
2013 Steve Matson
2013 Steve Matson
|
|
Aster occidentalis Western mountain aster
native
Perennial herb
2013 Steve Matson
2013 Steve Matson
2013 Steve Matson
|
|
Synthyris reniformis Snow queen, Snowqueen
native
Perennial herb 
2021 Mary Ann Machi
2019 Belinda Lo
2019 Belinda Lo
|
|
Tanacetum vulgare Common tansy
• invasive non-native
Perennial herb 
2011 Ramona Robison
2005 George W. Hartwell
2014 Zoya Akulova
|
|
Taraxacum erythrospermum Red-seeded dandelion
non-native
Perennial herb 
2021 Ron Vanderhoff
2022 Ron Vanderhoff
2023 Ron Vanderhoff
|
|
Taraxacum officinale Common dandelion, Dandelion, Red seeded dandelion
• invasive non-native
Perennial herb 
2021 Ron Vanderhoff
2019 Diane Etchison
2021 Ron Vanderhoff
|
|
Camissonia tanacetifolia Tansy leaf evening primrose
native
Perennial herb 
2010 Steve Matson
2010 Steve Matson
2010 Steve Matson
|
|
Camissonia tanacetifolia ssp. tanacetifolia Tansy leaf evening primrose
native
Perennial herb
2010 Steve Matson
2010 Steve Matson
2010 Steve Matson
|
|
Tauschia glauca Glaucous tauschia, Glaucous umbrellawort
• rare native
Perennial herb 
2022 joaquin hale
2022 joaquin hale
2022 joaquin hale
|
|
Tauschia hartwegii Hartweg's tauschia, Hartweg's umbrellawort, Tauschia
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Tauschia kelloggii Kellogg's tauschia, Kellogg's umbrellawort
native
Perennial herb 
2023 R.A. Chasey
2023 R.A. Chasey
2023 R.A. Chasey
|
|
Taxus brevifolia California yew, Pacific yew, Western yew
native
Tree 
2015 Nathan Feldman
2020 Julie A. Kierstead
2018 Richard Spjut
|
|
Tellima grandiflora Bigflower tellima, Fringe cups
native
Perennial herb 
2017 Steve Matson
2017 Steve Matson
2016 Steve Matson
|
|
Thalictrum fendleri var. fendleri Fendler's meadow rue
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Thalictrum sparsiflorum Few flowered meadow rue, Fewflower meadow rue
native
Perennial herb 
2021 Mike Russler
2016 Steve Matson
2022 Bob Sweatt
|
|
Thermopsis macrophylla var. argentata Silvery false lupine
• rare native
Perennial herb (rhizomatous) 
2020 Donald Burk
2020 Susan McDougall
2020 Susan McDougall
|
|
Thermopsis macrophylla var. venosa Slender goldenbanner
• rare native
Perennial herb (rhizomatous) 
2020 Susan McDougall
2019 Belinda Lo
2019 Belinda Lo
|
|
Thermopsis gracilis Slender goldenbanner
• rare native
Perennial herb (rhizomatous)
2020 Susan McDougall
2019 Belinda Lo
2019 Belinda Lo
|
|
Thermopsis macrophylla var. macrophylla California falselupine, Common false lupine, Santa inez goldenbanner
• rare native
Perennial herb |
|
Thlaspi arvense Fan weed, Field pennycress
non-native
Annual herb 
2020 Bob Sweatt
2023 Donald Burk
2020 Bob Sweatt
|
|
Thuja plicata Western red cedar
native
Tree 
2017 MCOSD EDRR
2008 Timothy D. Ives
2007 Dr. Mark S. Brunell
|
|
Thysanocarpus curvipes Fringe pod, Fringed pod, Hairy lacepod
native
Annual herb 
2019 Steve Matson
2014 Steve Matson
2016 Steve Matson
|
|
Tiarella trifoliata var. trifoliata Threeleaf foamflower, Trifoliate laceflower
• rare native
Perennial herb (rhizomatous) 
2017 James Gonsman
2014 Barry Rice
2009 Barry Breckling
|
|
Tolmiea menziesii Pig a back plant, Youth on age
native
Perennial herb 
2023 Steve Conger
2023 Mary Ann Machi
2023 Mary Ann Machi
|
|
Tolpis barbata European milkwort, European umbrella milkwort
non-native
Annual, Perennial herb 
2015 James Gonsman
2020 R.A. Chasey
2002 Bjørnar Olsen
|
|
Tonella tenella Lesser baby innocence, Small flowered tonella
native
Annual herb 
2021 Helen Hancock
2008 Steve Matson
2019 Belinda Lo
|
|
Torilis arvensis Field hedge parsley, Spreading hedgeparsley, Tall Sock-Destroyer
• invasive non-native
Annual herb 
2019 Ron Vanderhoff
2017 Gary McDonald
2018 Lindsey Hack
|
|
Torilis nodosa Hedge parsley, Knotted hedge parsley, Knotted hedgeparsley
non-native
Annual herb 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Torreyochloa pallida var. pauciflora Mannagrass, Pale false mannagrass, Weak mannagrass
native
Perennial grass (rhizomatous) 
2019 Matt Berger
2019 Matt Berger
2020 John Rawlings
|
|
Pseudostellaria jamesiana Tuber starwort
native
Perennial herb 
2020 Bob Sweatt
2021 Mike Russler
2019 Julie A. Kierstead
|
|
Toxicodendron diversilobum Poison oak, Poisonoak, Western Poison Oak
native
Vine, Shrub 
2020 Ron Vanderhoff
2019 Randy Huey
2021 Bryant Baker
|
|
Zigadenus exaltatus Giant death camas
native
Perennial herb 
2020 Matt Berger
2022 BOB CASE
2020 Matt Berger
|
|
Zigadenus fremontii Fremont's star lily, Fremont's death camas
native
Perennial herb 
2020 Bryant Baker
2021 Steve Matson
2020 Karen Swift
|
|
Zigadenus micranthus Small flowered star lily
native
Perennial herb 
2021 Steve Laymon
2020 Susan McDougall
2020 Susan McDougall
|
|
Toxicoscordion paniculatum Foothill deathcamas
native
Perennial herb 
2005 Steve Matson
2005 Steve Matson
2008 Steve Matson
|
|
Zigadenus paniculatus Foothill deathcamas
native
Perennial herb
2005 Steve Matson
2005 Steve Matson
2008 Steve Matson
|
|
Zigadenus venenosus var. venenosus Meadow deathcamas
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Tragopogon dubius Goat's beard, Yellow salsify
• invasive non-native
Perennial herb 
2023 Ken Lunders
2020 Bob Sweatt
2019 Liz Block
|
|
Tragopogon porrifolius Purple salsify
non-native
Perennial herb 
2019 Julie dinsdale
2015 David Wolfson
2020 Martin Cooper
|
|
Tragopogon pratensis Jack go to bed at noon, Meadow salsify
non-native
Perennial herb 
2018 Alex Spencer
2018 Alex Spencer
2018 Alex Spencer
|
|
Tofieldia occidentalis ssp. occidentalis Western false asphodel
native
Perennial herb 
2004 Steve Matson
2004 Steve Matson
2004 Steve Matson
|
|
Trichostema lanceolatum Vinegarweed
native
Annual herb 
2018 Ron Vanderhoff
2016 Nathan Mudry
2019 Aaron Echols
|
|
Trichostema laxum Turpentine weed
native
Annual herb 
2023 Steve Conger
2020 John Game
2021 Steve Laymon
|
|
Trichostema oblongum Mountain bluecurls, Oblong bluecurls
native
Annual herb 
2021 Mike Russler
2012 Steve Matson
2021 Mike Russler
|
|
Trifolium angustifolium Narrow leaved clover, Narrowleaf crimson clover
non-native
Annual herb 
2019 Gary McDonald
2021 Mary Gerbic
2022 SMCP NRM Intern
|
|
Trifolium arvense Rabbitfoot clover
non-native
Annual herb 
2018 Gary McDonald
2018 Gary McDonald
2020 R.A. Chasey
|
|
Trifolium breweri Brewer's clover, Forest clover
native
Perennial herb 
2022 Jamie Spielmann
2016 David popp
2020 David popp
|
|
Trifolium ciliolatum Foothill clover, Tree clover
native
Annual herb 
2020 Diane Etchison
2015 Diane Etchison
2019 Ron Vanderhoff
|
|
Trifolium cyathiferum Bowl clover, Cup clover
native
Annual herb 
2003 Steve Matson
2003 Steve Matson
2023 R.A. Chasey
|
|
Trifolium depauperatum var. depauperatum Cowbag clover, Dwarf bladder clover, Dwarf sack clover
native
Annual herb 
2021 Steve Matson
2021 Steve Matson
2021 Steve Matson
|
|
Trifolium depauperatum var. laciniatum Cowbag clover, Dwarf bladder clover, Dwarf sack clover
native
Annual herb
2021 Steve Matson
2021 Steve Matson
2021 Steve Matson
|
|
Trifolium dubium Shamrock clover, Little Hop Clover, Suckling clover
non-native
Annual herb 
2018 Stacie Wolny
2022 Dana York
2017 MCOSD EDRR
|
|
Trifolium eriocephalum var. eriocephalum Woollyhead clover
native
Perennial herb 
2022 Steve Matson
2022 Steve Matson
2022 Steve Matson
|
|
Trifolium fucatum Bull clover, Sour clover
native
Annual herb 
2014 Steve Matson
2014 Steve Matson
2020 Paul Aigner
|
|
Trifolium hirtum Rose clover
• invasive non-native
Annual herb 
2011 Steve Matson
2011 Steve Matson
2011 Steve Matson
|
|
Trifolium hybridum Alsike clover
non-native
Perennial herb  2008 Keir Morse
 2015 Barry Breckling
 2012 Zoya Akulova
|
|
Trifolium longipes Long stalked clover, Longstalk clover, Summer clover
native
Perennial herb 
2020 Bob Sweatt
2020 Bob Sweatt
2018 David popp
|
|
Trifolium longipes var. elmeri Elmer's clover
native
Perennial herb 
2022 Dana York
2020 R.A. Chasey
2020 R.A. Chasey
|
|
Trifolium longipes var. nevadense Hansen's clover
native
Perennial herb 
2020 R.A. Chasey
2021 David popp
2020 Susan McDougall
|
|
Trifolium longipes var. oreganum Oregon clover
native
Perennial herb 
2009 Dana York
2009 Dana York
2013 Dana York
|
|
Trifolium longipes var. shastense Longstalk clover
native
Perennial herb 
2023 Alaine Arslan
2023 Alaine Arslan
2002 Gary A. Monroe
|
|
Trifolium macrocephalum Big headed clover, Largehead clover
native
Perennial herb 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Trifolium microcephalum Hairy clover, Small headed clover
native
Annual herb 
2005 Steve Matson
2016 Michael Mitchell
2019 Ron Vanderhoff
|
|
Trifolium monanthum Carpet clover, Mountain carpet clover
native
Perennial herb 
2016 Steve Matson
2003 Steve Matson
2016 Steve Matson
|
|
Trifolium oliganthum Few flowered clover, Fewflower clover, Minitomcat clover
native
Annual herb 
2023 Helen Hancock
2022 Mary Merriman
2023 R.A. Chasey
|
|
Trifolium pratense Red clover
non-native
Perennial herb 
2019 David Greenberger
2021 Bob Sweatt
2023 R.A. Chasey
|
|
Trifolium kingii var. productum Productive clover
native
Perennial herb 
2005 Steve Matson
2005 Steve Matson
2005 Steve Matson
|
|
Trifolium repens White clover
non-native
Perennial herb 
2017 Gary McDonald
2007 Steve Matson
2017 Gary McDonald
|
|
Trifolium subterraneum Sub clover, Subterranean clover
non-native
Annual herb 
2008 Steve Matson
2008 Steve Matson
2017 Steve Matson
|
|
Trifolium variegatum Variegated clover, White tipped clover, Whitetip clover
native
Annual herb 
2022 Steve Matson
2017 Michael Mitchell
2019 Diane Etchison
|
|
Trifolium willdenovii Tomcat clover
native
Annual herb 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2018 Stacie Wolny
|
|
Trifolium wormskioldii Coast clover, Cow clover, Cows clover
native
Perennial herb 
2003 Steve Matson
2003 Steve Matson
2003 Steve Matson
|
|
Trillium angustipetalum Narrow petaled wakerobin, Narrowpetal wakerobin
native
Perennial herb 
2019 Kolby Lundgren
2015 Nathan Feldman
2020 Susan McDougall
|
|
Trillium chloropetalum Common trillium, Giant wakerobin, Trillium
native
Perennial herb 
2019 Susan McDougall
2020 R.A. Chasey
2020 Nelson Wilhite
|
|
Trillium ovatum ssp. ovatum Pacific trillium, Western wakerobin
native
Perennial herb 
2017 Steve Matson
2021 Terrence Willett
2021 Steve Matson
|
|
Triodanis biflora Venus looking glass, Venus' looking glass
native
Annual herb 
2020 Ken Hickman
2015 Hayley Ross
2018 Ken Hickman
|
|
Triphysaria pusilla Dwarf owl's clover, Little owl's clover
native
Annual herb 
2018 Steve Matson
2018 Steve Matson
2018 Steve Matson
|
|
Trisetum canescens Nodding oatgrass, Nodding trisetum, Tall trisetum
native
Perennial grass 
2020 John Rawlings
2011 Steve Matson
2022 Ellen Uhler
|
|
Trisetum cernuum Nodding oatgrass, Nodding trisetum
native
Perennial grass 
2019 Kimberly Moses
2019 Kimberly Moses
2011 Steve Matson
|
|
Trisetum spicatum Narrow oatgrass, Spike trisetum
native
Perennial grass 
2002 Steve Matson
2002 Steve Matson
2002 Steve Matson
|
|
Triteleia crocea var. crocea Yellow triteleia
• rare native
Perennial herb (bulb) 
2023 Amy Rachkowski
2023 Amy Rachkowski
2023 Amy Rachkowski
|
|
Triteleia crocea var. modesta Trinity mountains pretty face, Yellow triteleia
• rare native
Perennial herb (bulb) 
2023 Morgan Stickrod
2023 Seth Beres
2000 John Game
|
|
Triteleia hyacinthina White brodiaea, Wild hyacinth, White Brodiaea, Fool's Onion
native
Perennial herb 
2023 Suzanne L. Weakley
2008 Steve Matson
2020 Steve Conger
|
|
Triteleia ixioides ssp. anilina Mountain pretty face, Prettyface
native
Perennial herb 
2003 Steve Matson
2019 Steve Matson
2019 Steve Matson
|
|
Triteleia ixioides ssp. ixioides Golden brodiaea
native
Perennial herb 
2020 Mary Conway
2019 Mary Conway
2020 John Rawlings
|
|
Triteleia ixioides ssp. scabra Foothill triteleia, Prettyface
native
Perennial herb 
2017 Dee Shea Himes
2024 Mike Russler
2024 Mike Russler
|
|
Triteleia laxa Ithuriel's spear
native
Perennial herb 
2018 Gary McDonald
2018 Tim Lewis
2019 Matt Berger
|
|
Tsuga mertensiana Mountain hemlock
native
Tree 
2022 Cynthia Powell
2018 Matt Berger
2018 Eric Waller
|
|
Turritis glabra Tower rockcress
native
Perennial herb 
2021 David Wolfson
2021 Mike Russler
2020 Chico Hiking Association
|
|
Arabis glabra Tower rockcress
native
Perennial herb
2021 David Wolfson
2021 Mike Russler
2020 Chico Hiking Association
|
|
Typha angustifolia Nail rod, Narrow leaf cattail, Narrowleaf cattail
non-native
Perennial herb (aquatic) 
2019 Ron Vanderhoff
2019 Ron Vanderhoff
2021 Ron Vanderhoff
|
|
Typha latifolia Broadleaf cattail, Common cattail, Soft flag
native
Perennial herb (aquatic) 
2013 Steve Matson
2013 Steve Matson
2013 Steve Matson
|
|
Umbellularia californica Bay laurel, California bay, California laurel, bay tree
native
Tree 
2023 Mary Ann Machi
2016 Steve Matson
2023 Mary Ann Machi
|
|
Uropappus lindleyi Silver puffs, Uropappus
native
Annual herb 
2019 Zack Abbey
2019 Ron Vanderhoff
2016 Ron Vanderhoff
|
|
Urtica dioica ssp. gracilis American stinging nettle, California nettle
native
Perennial herb 
2020 Lynn Overtree
2007 Toni Corelli
2021 Chuck Kozak
|
|
Urtica dioica ssp. holosericea Giant creek nettle, Hoary nettle, Mountain nettle
native
Perennial herb 
2014 Steve Matson
2014 Steve Matson
2014 Steve Matson
|
|
Utricularia intermedia Flat leaf bladderwort, Flat leaved bladderwort, Flatleaf bladderwort
• rare native
Annual herb 
2018 Mary Merriman
2009 Barry Rice
2004 Barry Rice
|
|
Utricularia macrorhiza Common bladderwort
native
Perennial herb 
2020 Bob Sweatt
2006 Steve Matson
2006 Steve Matson
|
|
Utricularia vulgaris Common bladderwort
native
Perennial herb
2020 Bob Sweatt
2006 Steve Matson
2006 Steve Matson
|
|
Vaccinium caespitosum Dwarf bilberry, Huckleberry
native
Shrub 
2021 Alaine Arslan
2019 Talila Golan
2019 Julie A. Kierstead
|
|
Vaccinium membranaceum Thin leaf huckleberry, Thinleaf huckleberry
native
Shrub 
2019 Richard Spjut
2018 Julie Kierstead Nelson
2018 Julie Kierstead Nelson
|
|
Vaccinium ovatum California huckleberry, Evergreen huckleberry
native
Shrub 
2017 Steve Matson
2017 Steve Matson
2017 Steve Matson
|
|
Vaccinium parvifolium California red huckleberry, Red bilberry, red huckleberry
native
Shrub 
2017 Ken Hickman
2020 R.A. Chasey
2023 Caitlyn Allchin
|
|
Vaccinium uliginosum ssp. occidentale Western blueberry
native
Shrub 
2022 R.A. Chasey
2022 R.A. Chasey
2003 Steve Matson
|
|
Vancouveria chrysantha Golden inside out flower, Golden vancouveria, Siskiyou inside out flower
• rare native
Perennial herb (rhizomatous) 
2018 John Game
2020 Kolby Lundgren
2015 John Doyen
|
|
Vancouveria hexandra Deciduous vancouvaria, Northern vancouveria, White insideout flower
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Vancouveria planipetala Inside out flower, Redwood insideout flower, Redwood ivy
native
Perennial herb 
2021 Cara Wilcox
2021 Cara Wilcox
2023 R.A. Chasey
|
|
Veratrum californicum var. californicum California corn lily, California false hellebore, Western false hellebore
native
Perennial herb 
2006 Steve Matson
2018 Richard Spjut
2021 Mike Russler
|
|
Veratrum insolitum Siskiyou false hellebore
• rare native
Perennial herb 
2018 Alexander Randolph-Lowe
2019 Matt Berger
2018 Anna Sereno
|
|
Verbascum thapsus Common mullein, Woolly mullein
• invasive non-native
Perennial herb 
2021 R.A. Chasey
2020 Kim Cabrera
2019 Marisa Persaud
|
|
Verbena bracteata Bigbract verbena, Bracted verbena
native
Annual, Perennial herb 
2021 Donald Burk
2019 Ron Vanderhoff
2018 Ron Vanderhoff
|
|
Verbena hastata Blue vervain, Swamp verbena
native
Perennial herb 
2021 Amber Bedgood
2020 Sara Sweet
2020 Sara Sweet
|
|
Verbena lasiostachys Common verbena, Vervain, Western verbena
native
Perennial herb 
2010 Steve Matson
2010 Steve Matson
2010 Steve Matson
|
|
Veronica americana American brooklime, American speedwell, Brooklime
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Veronica anagallis-aquatica Water speedwell
non-native
Perennial herb 
2015 Steve Matson
2015 Steve Matson
2022 Bob Sweatt
|
|
Veronica arvensis Corn speedwell, Speedwell
non-native
Annual herb 
2006 Steve Matson
2006 Steve Matson
2020 mike andrews
|
|
Veronica peregrina ssp. xalapensis Hairy purslane speedwell, Neckweed, Purslane speedwell
native
Annual herb 
2020 Steve Matson
2020 Ron Vanderhoff
2020 Steve Matson
|
|
Veronica scutellata Marsh speedwell, Skullcap speedwell
native
Perennial herb 
2022 Bob Sweatt
2022 Bob Sweatt
2022 Bob Sweatt
|
|
Veronica serpyllifolia ssp. humifusa Bright blue speedwell, Brightblue speedwell, Sprawling speedwell
native
Perennial herb 
2003 Steve Matson
2003 Steve Matson
2020 Susan McDougall
|
|
Veronica wormskjoldii American alpine speedwell, American alpine speedwell
native
Perennial herb 
2022 Steve Matson
2003 Steve Matson
2022 Steve Matson
|
|
Vicia americana var. americana American vetch
native
Perennial herb, Vine 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Vicia benghalensis Purple vetch, Reddish tufted vetch, Vetch
non-native
Annual herb, Vine 
2019 Diane Etchison
2018 MCOSD EDRR
2020 Ron Vanderhoff
|
|
Vicia gigantea Giant vetch
native
Perennial herb 
2021 Dana York
2019 Cynthia Powell
2013 James Gonsman
|
|
Vicia hirsuta Hairy vetch, Tiny vetch, Vetch
non-native
Annual herb, Vine 
2021 R.A. Chasey
2021 R.A. Chasey
2021 R.A. Chasey
|
|
Vicia sativa ssp. sativa Garden vetch, Pubescent common vetch, Spring vetch
non-native
Annual herb, Vine 
2007 Toni Corelli
2020 Ron Vanderhoff
2020 Ron Vanderhoff
|
|
Vicia tetrasperma Four seeded vetch, Lentil vetch
non-native
Annual herb 
2009 Avis Boutell
2009 Avis Boutell
2019 Jackie Gamble
|
|
Vinca major Bigleaf periwinkle, Greater periwinkle, Vinca
• invasive non-native
Perennial herb 
2020 Julia Markey
2022 Ron Vanderhoff
2021 Ron Vanderhoff
|
|
Viola adunca Blue violet, Dog violet, Hookedspur violet
native
Perennial herb 
2015 Steve Matson
2004 Steve Matson
2015 Steve Matson
|
|
Viola beckwithii Beckwith's violet, Great basin violet
native
Perennial herb 
2020 Bob Sweatt
2019 Steve Ashcraft
2018 Timothy Boomer
|
|
Viola cuneata Wedge leaf violet, Wedgeleaf violet
native
Perennial herb 
2021 Steve Matson
2017 Steve Matson
2006 Steve Matson
|
|
Viola douglasii Douglas' golden violet, Douglas' violet
native
Perennial herb 
2006 Steve Matson
2006 Steve Matson
2006 Steve Matson
|
|
Viola glabella Pioneer violet, Stream violet, Stream Violet, Smooth Yellow Violet
native
Perennial herb 
2006 Steve Matson
2021 Steve Matson
2021 Steve Matson
|
|
Viola hallii Hall's violet, Oregon violet
native
Perennial herb 
2021 Steve Matson
2017 Steve Matson
2021 Steve Matson
|
|
Viola lobata Moose horn violet, Pine violet, Yellow violet
native
Perennial herb 
2008 Steve Matson
2009 Gary A. Monroe
2021 Julie A. Kierstead
|
|
Viola lobata ssp. integrifolia Delta leafed forest violet, Pine violet, Yellow violet
native
Perennial herb 
2008 Steve Matson
2008 Steve Matson
2008 Steve Matson
|
|
Viola macloskeyi Macloskey's violet, Small white violet
native
Perennial herb 
2019 David Greenberger
2020 Steve Conger
2021 Alaine Arslan
|
|
Viola ocellata Pinto violet, Twoeyed violet, Western heart's ease
native
Perennial herb 
2020 Amy Rapport
2008 Steve Matson
2018 Stacie Wolny
|
|
Viola pinetorum Goosefoot yellow violet, Pine violet
native
Perennial herb 
2022 Bob Sweatt
2019 Diane Etchison
2017 Alison Sheehey
|
|
Viola purpurea ssp. xerophyta Goosefoot yellow violet, Pine violet
native
Perennial herb 
2017 Diane Etchison
2015 Scott Cox
2016 David popp
|
|
Viola praemorsa Astoria violet, Canary violet
native
Perennial herb 
2020 Bob Sweatt
2019 Bob Sweatt
2020 Julie A. Kierstead
|
|
Viola purpurea Goosefoot violet, Mountain violet
native
Perennial herb 
2008 Steve Matson
2003 Steve Matson
2003 Steve Matson
|
|
Viola purpurea ssp. integrifolia Goosefoot violet, Smooth leaved violet
native
Perennial herb 
2003 Steve Matson
2003 Steve Matson
2003 Steve Matson
|
|
Viola purpurea ssp. quercetorum Goosefoot violet, Goosefoot yellow violet
native
Perennial herb 
2016 Steve Matson
2016 Steve Matson
2016 Steve Matson
|
|
Viola sempervirens Evergreen violet, Redwood violet
native
Perennial herb 
2021 Steve Matson
2021 Steve Matson
2021 Steve Matson
|
|
Viola sheltonii Shelton's violet
native
Perennial herb 
2006 Steve Matson
2019 Ron Vanderhoff
2021 Mike Russler
|
|
Vitis californica California grape, California wild grape
native
Vine, Shrub 
2015 Bill Bogdanoff
2013 Zoya Akulova
2009 BOB CASE
|
|
Whipplea modesta Modesty, Whipplea, Whipplevine
native
Vine, Shrub 
2004 Steve Matson
2018 Paul Preston and Tim Lukaszewski
2014 James Gonsman
|
|
Woodwardia fimbriata Chain fern, Giant chain fern, Giant chainfern
native
Fern 
2019 Julie Kierstead Nelson
2020 R.A. Chasey
2020 Julie A. Kierstead
|
|
Wyethia angustifolia California compassplant, Narrow leaf mule ears, Narrow leaved mule ears
native
Perennial herb 
2023 Suzanne L. Weakley
2021 R.A. Chasey
2009 BOB CASE
|
|
Wyethia helenioides Gray mule ears, Whitehead mule ears, Whitehead wyethia
native
Perennial herb 
2017 Marie Reil
2018 Bill Schmidt
2022 Mike Russler
|
|
Wyethia mollis Mountain mule ears, Mule ears, Woolly mule ears
native
Perennial herb 
2016 James Gonsman
2023 Mike Russler
2023 Julie A. Kierstead
|
|
Xerophyllum tenax Common beargrass
native
Perennial herb 
2018 Eliezer Margolis
2022 Adam N Canter
2015 David popp
|
|
Centaurium venustum California Centaury, Charming Centaury
native
Annual herb 
2019 Diane Etchison
2021 Bonnie Nickel
2019 Diane Etchison
|
