FLORA OF VIETNAM
Orchidaceae
Tropidia angulosa (Lindl.) Blume

Son La Prov., Mai Son Distr., Muong Tranh Municipality, Bong village, around point 21°14′51″N 103°49′17″E.

Broad-leaved secondary open dry forest on steep slopes composed with clay shale at elev. 900-1200 m a.s.l.

Terrestrial in shady slope. Not common.

HAL 9586 07 Nov. 2006
Coll.: Nguyen Tien Hiep, L.Averyanov, Pham Van The.