Paphiopedilum bellatulum is accepted species in  the family Orchidaceae  subfamily: Cypripedioideae,  
Genus Paphiopedilum   subgenus Brachypetalum
Infraspecific taxa recognized within Paphiopedilum bellatulum: infraspecific taxa
This species is found in China (SE. Yunnan, SW. Guizhou, W. Guangxi) to Indo-China.