FLORA OF VIETNAM

Fam. Orchidaceae

Habenaria tonkinensis Seidenf.

N.Vietnam, Ha Tinh Prov., Huong Son Distr., Son Kim Municipality, Rao Bun stream around point 18º23'39''N, 105º15'12''E. Primary broad-leaved evergreen closed wet forest on very steep shale slopes of river canyon at elevation about 300 m a.s.l. Lithophytic herb on wet mossy stream rocks and bluffs. Flowers white,

odorless. Locally very common.

No HAL 5001 2 May 2004 (Photo).

Collectors: P.K.Loc, L.Averyanov, P.V.The, N.T.Vinh.