(Microtis unifolia)

Microtis unifolia is accepted species in  the family Orchidaceae  subfamily: Orchidoideae, tribe: Diurideae, subtribe: Prasophyllinae,  
Genus Microtis 
Infraspecific taxa recognized within Microtis unifolia: infraspecific taxa
This species is found in S. China to Japan, Malesia, Australasia to SW. Pacific.