FLORA OF VIETNAM
Apocynaceae

S.Vietnam, Thua Thien Hue Prov., Xuan Loc Distr., Bach Ma National
Park, along Dong Truoi ridge around point 16°14′11′'N 107°44′28′'E.

Broad-leaved evergreen primary closed forest on very steep granite
slope at elev. 900-1160 m a.s.l. Shrub about 4 m tall. Flowers yellow.
Occasional.

HLF 1753 7 May 2003.

Coll. N.T.Hiep, L.Averyanov, N.T.Vinh et al.
Grant from Henry Luce Foundation.