FLORA OF VIETNAM
Plants of Phong Nha - Ke Bang National Park
Asclepiadaceae
Cynanchum sp. ?

Vietnam, Quang Binh Prov., Bo Trach Distr., Son Trach Municipality, around point 17°31′02′'N, 106°16′48′'E at elev. 200-250 m a.s.l.

Secondary closed broad-leaved evergreen forest and scrub on rocky steep slopes of remnant mountains composed with solid highly eroded crystalline gray limestone.

Herbaceous vine 3-5 m long in open shrubs along road. Flowers yellow. Not common.

HAL 6381 3 February 2005. Photo.

Collectors: L.Averyanov, P.K.Loc, P.V.The, A.Averyanova, N.T.Vinh, N.Q.Vinh, N.T.Binh.