FLORA OF VIETNAM Rutaceae Zanthoxylum avicennae (Lam.) DC.
N.Vietnam, Thanh Hoa Prov., Quan Hoa Distr., Phu Le Municipality, Hang village, around point 20°31′13′'N, 105°05′45′'E. Secondary wet evergreen seasonal broad-leaved lowland forest on clayey Schist/shale very steep river slope at elev. 200-250 m. Treelet 5-6 m tall. Flowers white. Common.