Abstract:The Genus Pueraria DC. belonging to Phaseoleae (Papilionaceae),contains 18species.Nine species and 2 varieties are distributed in southwestern, southeastern and middle southern perts of China. Some species of Pueraria are economically important for its edible tubers or the use for fodder, green manure and medcinal herbs in Asian countries.This paper deals with the histoly of the genus. A key and a brief description of each Chinese species are given. It is confirmed that the bole chromosome number of Pueraria is X=11.