Holcoglossum subulifolium is accepted species in  the family Orchidaceae  subfamily: Epidendroideae, tribe: Vandeae, subtribe: Aeridinae,  
Genus Holcoglossum 
Infraspecific taxa recognized within Holcoglossum subulifolium: infraspecific taxa
This species is found in China (SE. Yunnan) to SW. Hainan.