Penstemon gallery navigation:
Introduction
Penstemons A-F
Penstemons G-L
Penstemons M-R
Penstemons S-Z (this page)
Penstemon secundiflorus
Penstemon spectabilis
Penstemon stenophyllus. From Chihuahua, Mexico.
Penstemon stenophyllus. From Chihuahua, Mexico.
Penstemon strictus
Penstemon strictus
Penstemon teucrioides
Penstemon triphyllus
Penstemon virgatus
Penstemon viridis
Penstemon washingtonensis.
Photo by Paul Blischak ©2013
Detail of the inflorescence of Penstemon washingtonensis.
Photo by Paul Blischak ©2013
Penstemon whippleanus
Penstemon wilcoxii
Penstemon wilcoxii
Penstemon gallery navigation:
Introduction
Penstemons A-F
Penstemons G-L
Penstemons M-R
Penstemons S-Z (this page)
News from Andi Wolfe's Lab 