Bulbophyllum lobbii subsp. siamense is accepted species in  the family Orchidaceae  subfamily: Epidendroideae, tribe: Dendrobieae, subtribe: Dendrobiinae,  
Genus Bulbophyllum   section: Sestochilos 
Infraspecific taxa recognized within Bulbophyllum lobbii: infraspecific taxa
This species is found in Arunachal Pradesh to Indo-China, Borneo (Sabah), Philippines (Luzon).