FLORA OF VIETNAM
Orchidaceae
Polystachya concreta (Jacq.) Garay & H.R.Sweet

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 on mossy trees. Flowers yellow. Common. 25 October 2019, L. Averyanov, Nguyen Van Canh, T. Maisak, AL 1178.