Northern Vietnam, Lao Cai Prov., Van Ban Distr., to the west of Nam Xay village (21°58′42′'N, 104°00′37′'E). Primary broad-leaved evergreen wet montane forest with Fokienia hodginsii (as emergent) on rocky slope at elev. 1650 m a.s.l. Deciduous tree 20-25 m hg. Flowers light yellow-green, honey fragrant. Common. Usual co-dominant of first forest stratum.