FLORA OF VIETNAM Orchidaceae Juss. Habenaria amplexicaule Rolfe ex Downie
N. Vietnam, Hoa Binh prov., Da Bac distr., near Doan Ket village (20°54′58′'N, 105°03′51′'E). Primary broad-leaved evergreen wet forest on steep slopes of remnant highly eroded limestone ridge at elev. 750-900 m a.s.l., White Rock mt. (Nui Da Trang). Lithophyte on shady rocky very steep slope. Rare.