FLORA OF VIETNAM
Orchidaceae
Gastrochilus pseudodistichus King et Pantl.

N. Vietnam, Ha Giang prov., Yen Minh distr., Lao Va Chai municipality,
vicinities of Lao Va Chai village (N 23°07′ E 105°08′), 35.9 km to 27°
of Ha Giang city. Primary wet evergreen broadleaved closed forest on
very steep slope of karst remnant limestone ridge at 1400-1550 m alt.
Lithophytic forb on mossy rocks. Flowers yellowish with purple marks.
Common.Shrublet 1-1.5 mhg in open rocks. Not common.

NTH 3493 09 Oct. 1999

Collectors: N.T. Hiep, N.Q. Binh, L. Averyanov, P. Cribb.