Bulbophyllum roraimense Rolfe 1896 SECTION Didactyle [Lindley] Cogn. 1902
Photo by Dave Alford
Drawing by © Dunsterville and Garay
LATE 
THROUGH 
Common Name The Roirama Bulbophyllum [A mountain near the borders of Venezuela and Guyana]
Flower Size .4" [1 cm]
Found in Venezuela, Guyana, French Guiana and Bahia State of Brazil on tree trunks at elevations up to 1700 meters as a mini-miniature sized, cool growing epiphyte or lithophyte with a rhizome with 1" [2.5 cm] between each, yellow green, angular pseudodbulb carrying a single, apical, erect, oblong, obtuse leaf that blooms in the late spring and summer through early spring on a basal, erect, 14.2" [36 cm] long, to 15 flowered inflorescence with the flowers adpressed to the rachis.
Similar to B meridense but dffers in the subquadrate basal lip auricles and the lamina is ovate in the lower part vs ovate basal suricles of the lip, a broadly oblong to elliptic, slightly contracted and subpandurate in the central portion of the lip lamina." Szlatchetko & Kolanowska 2023
Synonyms
References W3 Tropicos, Kew Monocot list , IPNI ;
*Trans. Linn. Soc. London, Bot. 6: 61 Rolfe 1896
Flora de Venezuela Volumen XV Cuatra Parte Foldats 1970;
Orquideas Da Chapada Diamantina Toscano de Brito and Cribb 2005 drawing fide;
Orchids of French Guiana Szlachetko, Veyret, Mynik-Ejsmont, Sawicka, Ruthkowski and Baranow 2012 drawing fide;
Materials to the Orchid Flora of Colombia Vol IV:173 Szlatchetko & Kolanowska 2023 drawing fide
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