FLORA OF VIETNAM
Rubiaceae

N.Vietnam, Ha Tinh Prov., Huong Son Distr., Son Hong Municipality,
around point 18°34′06′'N, 105°11′40′'E. Primary broad-leaved dry
closed evergreen forest on very steep mt slopes of Khe Sinh stream
canyon and along ridge composed with shale at elev. 800-1100 m a.s.l.
near Laotian border.

Tree about 10 m tall. Flowers white. Not common.

HAL 5322 11 May 2004

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