FLORA OF VIETNAM NEW Orchidaceae Cyrtosia integra (Rolfe ex Downie) Garay
Northern Vietnam, Ha Giang Prov., Quan Ba Distr., Thai An Municipality, in the vicinity of Lo Thang village, around point 22°59′50′'N, 105°05′46′'E. Broad-leaved evergreen secondary forest with bamboo on alluvial slopes of remnant highly eroded limestone ridge at elev. 1400-1500 m a.s.l. Yellowish-brown mycotrophic chlorophylless terrestrial herb 15-30 cm tall. Flowers yellowish, pedicels pinkish. Occasional.