Northern Vietnam, Lao Cai Prov., Van Ban Distr., to the west of Nam Xay village (21°59′15′'N, 104°03′53′'E). Primary broad-leaved and mixed submontane forest (with Dacrycarpus imbricatus) on steep slopes of granite and shale mountains at elev. 900-1300 m a.s.l. Tree 20-25(30) m hg. Usual co-dominant of 1-2 forest strata.