FLORA OF VIETNAM Orchidaceae Juss. Epigeneium amplum (Lindl.) Summerhayes
N. Vietnam, Hoa Binh prov., Mai Chau distr., Hang Kia municipality, near Thung Ang village, mountain Tao Xinh (20°43′43′'N, 104°51′21′'E). Primary broad-leaved evergreen dry forest with Calocedrus rupestris (?) on remnant limestone highly eroded ridge at elev 1000-1100 m a.s.l. Creeping epiphyte and lithophytic woody vine 1-2 m lg. Abundant.