FLORA OF LAOS
Apocynaceae

Houphan Prov., Hem Distr., Nacoc village, Pu He mountain around point 20°10′36.7′'N 103°11′39.2′'E.

Secondary broad-leaved evergreen open dry forest with bamboo on very steep rocky mountain slopes composed by shaly limestone at elev. 700-900 m a.s.l.

Woody vine 3-4 m long in rather open place. Flowers yellowish. Occasional.

LA-VN 1359 12 April 2015
Coll.: N.T.Hiep, L.Averyanov, N.S.Khang, N.Q.Hieu, T.Maisak, Pheng Phengsintham.