Vietnam, Quang Tri Prov., Huong Hoa Distr., Huong Viet Municipality, to N of Sa Mui pass, around point 16°49′47″N 106°33′52″E at elevation 750 m a.s.l.
Remnants of primary broad-leaved evergreen lowland forest on steep rocky shale northern slopes of Sa Mui Mountains.
Tree 15-20 m tall on steep slope. Flowers white to light yellowish. Occasional.
HLF 5965 31 March 2006.
Coll. N.T.Hiep, L.Averyanov, P.K.Loc, P.V.The, N.S.Khang, P.H.Duc, L.T.Son, S.Bounphanmy, T.K.Ratana, O.Sonliya, T.Q.Dang, N.V.Hien, H.T.N.Trang, L.T.Chau. Grant from Henry Luce Foundation.