Xylobium sulfurinum (Lem.) Schltr. 1918
Photo by © Karl Senghas and The Swiss Orchid Foundation at the Jany Renz Herbaria Website
LATE 
Common Name The Sulfer-Colored Xylobium
Flower Size
Found in Mexico, Belize, Guatemala, El Salvador, Honduras, Costa Rica and Panama at elevations of 1300 to 2000 meters as a small to medium sized, cool growing epiphyte from wet montane forests with slender, subterete, rarely cylindric-tapering pseudobubs carrying 1 to rarely 2, plicate, strongly veined, lanceolate, acute to shortly acuminate, gradually narrowing below into the petiolate base leaves that blooms in the late spring and early summer on an erect, 3.6 to 6" [9 to 15 cm] long, few to many flowered inflorescence.
Synonyms *Maxillaria sulfurina Lem. 1848; Xylobium powellii Schltr. 1922; Xylobium sublobatum Schltr. 1923; Xylobium tuerckheimii Kraenzl. 1930
References W3 Tropicos, Kew Monocot list , IPNI ; The Orchids of Panama L.O. Williams & P Allen 1946; Las Orquideas de el Slavador Vol 3 Hamer 1981 as X tuerckheimii drawing/photo fide; Orchids Travel By Air A Pictoral Safari Mulder, Mulder-Roelfsema and Schuiteman 1990 as X powelliiphoto fide; Rudolf Schlechter Die Orchideen Band 1B lieferung 30 1841 - 1904 Brieger 1994 as X tuerckheimii photo fide; Rudolf Schlechter Die Orchideen Band 1B lieferung 30 1841 - 1904 Brieger 1994 ; Rudolf Schlechter Die Orchideen Band 1B lieferung 30 1841 - 1904 Brieger 1994 as X powellii; Manual de Plantas de Costa Rica Vol 3 Hammel, Grayum, Herrera and Zamora 2003 drawaing good; Algunas Orquideas de Oaxaca Suarez 2004 photo fide; Algunas Orquideas de Mexico Tomo 1 Suarez 2012 photo fide; Orchid Genera and Species in Guatemala Archila, Szlachchetko, Chiron, Lipinska, Mystkowska and Bertolini 2018; Lankesteriana 19(1). 31 - 55 2019 photo fide
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