FLORA OF VIETNAM

Plants of Chu Yang Sin National Park

Orchidaceae

Gastrodia major Aver. Type.

Vietnam, Dak Lak Prov., Krong Bong Distr., Hoa Son Municipality, vicinities of Krong Kmar river, NE slopes of Chu Yang Sin mt system at elevation 700-900 m a.s.l. around point 12º27’55’’N 108º19’00’’E. Secondary shady broad-leaved forest with bamboo on very steep rocky ridge slope. Terrestrial achlorophyllous olive-brownish saprophytic herb up to 0.6 m tall on steep rocky slope with bamboo. Flowers with strong pleasant honey fragrance, tube outside olive-brownish with white marks, sepals inside white, petals light salmon, lip white light greenish at the base and brownish-orange at apex. Very rare.

HLF 5444 28 October 2005. Photo.

Coll. L.Averyanov, T.V.Thao, N.T.Vinh.

Grant from Henry Luce Foundation.