FLORA OF VIETNAM
Orchidaceae
Bulbophyllum clandestinum Lindl.

Dak Nong Province, Dak Song District, Nam Nung Protected Area, dry evergreen broad-leaved submontane forest on basalt and sandstone at elevation 800-900 m a.s.l. Epiphyte in shady place in swamp forest along stream. Not rare. 25 October 2019, L. Averyanov, Nguyen Van Canh, T. Maisak, AL 1177.