FLORA OF VIETNAM Nyssaceae Diplopanax vietnamensis Aver. & Nguyen T.H.
N.Vietnam, Thanh Hoa Prov., Ba Thuoc Distr., Thanh Son Municipality, middle part of Pu Luong range, SE slopes of Phu Pha Phong peak around point 20°28′37′'N, 105°05′20′'E along main ridge. Primary evergreen seasonal broad-leaved closed submontane forest on basalt at elev. 1600-1650 m. Tree 20-30 m tall. Very common. Co-dominant of 1 forest stratum.