FLORA OF VIETNAM

Orchidaceae

Hemipilia discolor Aver. et Averyanova, sp.nov. (Type)

N.Vietnam, Bac Kan Prov., Cho Don Distr., Ban Thi Municipality, village Phia Khao, around point 22º16'58''N, 105º31'20''E at elevation 800-900 m a.s.l. (Lung Chang and Lung Li mountains). Primary broad-leaved evergreen closed and coniferous (with Pinus kwangtungensis) forest on very steep slopes and cliffs along tops of rocky ridge composed with solid marble-like stratified limestone. Lithophyte on wet travertine deposits on shady vertical cliff. Flowers: sepals light green, petals light green with deep violet marginal line, lip lemon yellow with light purple-violet apex, spur and column light green. Leaves light green, heavily brown-purple marked. Locally common.

No HAL 4717 20 May 2004

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