FLORA OF VIETNAM
Orchidaceae
Rhomboda petelotii (Gagnep.) Ormerod

Vietnam, Ha Giang Prov., Bac Me Distr., Phieng Luong Municipality, about 1.5 km to SW of Phieng Luong Municipality headquarter (22°39′29″N, 105°19′35″E). Heavily logged primary closed evergreen broad-leaved forest on slopes and tops of mountains composed with solid highly eroded crystalline limestone at elev. about 900-1150 m a.s.l. Lithophytic creeping herb on steep slopes and vertical cliffs. Leaves deep green to deep brown-black with median white stripe. Locally common.
HAL 6577 7 March 2005.
Collectors: L.Averyanov, P.K.Loc, N.T.Vinh, A.Averyanova.