FLORA OF VIETNAM
Orchidaceae
Herpysma longicaulis Lindl.

Southern Vietnam, Lam Dong province, Bidoup Nui Ba national park, evergreen broad-leaved forest, about 1500 m a.s.l., terrestrial herb, flower white, tepals with purple marks, very rare, 15 September 2017, Nguyen Van Canh, AL 422.