S.Vietnam, Thua Thien Hue Prov., Xuan Loc Distr., Bach Ma National Park, steep slopes along Dong Truoi ridge around point 16°14′11′'N 107°44′28′'E at elev. 800-1000 m a.s.l.
Broad-leaved evergreen primary closed forest along ridge. Tree 15-20 m tall. Flowers white-pink. Occasional.
HLF 1685 8 May 2003.
Coll. N.T.Hiep, L.Averyanov, N.T.Vinh et al. Grant from Henry Luce Foundation.