FLORA OF VIETNAM Orchidaceae Cymbidium ensifolium (L.) Sw.
Son La Prov., Moc Chau Distr., Chieng Son comm., Pha Luong village, Pha Luong Mountain system.
Primary broad-leaved evergreen forest with bamboo on eroded red-brown sandstone near mountain top at elevation 1425 m a.s.l. around point 20°41′30.9N 104°38′08.9E.