FLORA OF VIETNAM Orchidaceae Holcoglossum wangii Christenson
N. Vietnam, prov. Cao Bang, distr. Bao Lac, municipality Yen Lac, vicinities of Yen Lac village (N 22°44′ E 105°50′), about 44 km to NWW from Cao Bang town. Primary broadleaved forest remnants along stream on alluvial walley among limestone ridges at 1100 m alt. Epiphyte. Flowers: tepals white with purple-violet tint near the tips; lip: gypochile yellow with purple-brownish stripes and spots, epichile white, at the base with central yellow spot and with violet-purple side spots and marks. Not too rare.
CBL 449 18 Nov. 1998
International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6300-98)