FLORA OF VIETNAM Orchidaceae Juss. Pholidota articulata Lindl. ?
N. Vietnam, Hoa Binh prov., Da Bac distr., to the SW of Doan Ket village (20°54′01′'N, 105°04′19′'E). Primary broad-leaved evergreen forest on steep slopes of remnant highly eroded limestone ridge at elev. 800-1000 m a.s.l. Lithophyte vine 1-1.5 m lg on mossy shady cliff. Common.