FLORA OF VIETNAM Fabaceae Tadehagi triquetrum (L.) H. Ohashi
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. Terrestrial herb in open places. Flowers purple-violet. Very common.