FLORA OF VIETNAM Orchidaceae Habenaria thailandica Seidenf.
N. Vietnam, Bac Can prov., Na Ri distr., Kim Hy municipality, vicinities of Lung Hin Con village (N 22°17′ E 106°03′), 27 km to 55° of Bac Can city. Primary evergreen broadleaved closed forest on very steep rocky slope of karst remnant limestone ridge at elev. 600-700 m a.s.l. Lithophytic forb on shady rocks. Not rare.
NTH 3731 20 Oct. 1999
Collectors: N.T. Hiep, P.K. Loc, L. Averyanov.
Herb HN, LE, also living sample at LE.
Fl. in horto at July 2000. Flowers white. Averyanov L.