FLORA OF VIETNAM Orchidaceae Paphiopedilum micranthum T.Tang et F.T.Wang
N. Vietnam, prov. Cao Bang, distr. Nguyen Binh, municipality Ca Thanh (N 22°44′ E 105°50′). Primary semideciduous mixed forest along tops of remnant karst limestone ridge at 1350-1400 m elev. Terrestrial and lithophyte herb mostly on cliffs of N and W exposition near ridge tops. Flowers: tepals pink with reddish-brown stripes, lip white with pink margin and base. Not rare, but flowering samples not common.
CBL 1277 13 April 1999
International Botanical Expedition of the U.S.A. National Geographic Society (grant No 6300-98)