Bulbophyllum setaceum is accepted species in  the family Orchidaceae  subfamily: Epidendroideae, tribe: Dendrobieae, subtribe: Dendrobiinae,  
Genus Bulbophyllum   section: Cirrhopetaloides 
Infraspecific taxa recognized within Bulbophyllum setaceum: infraspecific taxa
This species is found in C. Taiwan.