Catasetum callosum 
Species
ORIGIN: A medium sized, hot growing Colombian and Venezuelan epiphytic species occurring at elevations around 346 meters on bushes in dry open forests.

DESCRIPTION: A medium sized, hot growing Colombian and Venezuelan epiphytic species occurring at elevations around 346 meters on bushes in dry open forests with fusiform pseudobulbs enveloped basally by leaf sheaths and carrying 5, linear-lanceolate, medium green, plicate leaves and blooms in the fall and winter on a basal, arching, 12 [30 cm] long, several [10 to 15] flowered, racemose inflorescence with fragrant, inverted flowers arising on a mature pseudobulb.