FLORA OF VIETNAM Orchidaceae Phaius flavus (Blume) Lindl.
N. Vietnam, prov. Ha Giang, distr. Meo Vac, municipality Sung Chang, vicinities of Lu Lu Phin village (N 23°11′ E 105°18′). Primary mixed mossy semideciduous open forest (with domination of Pseudotsuga brevifolia and Tsuga chinensis) along tops of karst remnant limestone ridge at 1350-1400 m elev. Terrestrial and lithophyte herb on rocky slopes of deep canyon. Leaves with yellow numerous marks. Not rare.
CBL 1856 29 April 1999
International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6300-98)