FLORA OF VIETNAM Orchidaceae Juss. Calanthe argenteo-striata Tang et Cheng
N. Vietnam, Bac Can prov., Ba Be distr., Ba Be national park (22°24′44′'N, 105°38′05′'E). Primary dry broad-leaved evergreen forest (with Burettiodendron hsienmu as a main dominant) on very steep slopes of remnant highly eroded limestone ridge at elev. about 500 m a.s.l. Terrestrial and lithophytic herb on steep shady slope. Leaves with silver longitudinal stripes. Flowers white, lip with yellow center. Very common.