Otostylis brachystalix is accepted species in  the family Orchidaceae  subfamily: Epidendroideae, tribe: Cymbidieae, subtribe: Zygopetalinae,  
Genus Otostylis 
Infraspecific taxa recognized within Otostylis brachystalix: infraspecific taxa
This species is found in Trinidad to S. Trop. America.