Ixeris sonchifolia Bunge, alias: Ixeris sonchifolia Bunge, Ixeris sonchifolia Bunge, Ixeris sonchifolia Bunge, Ixeris sonchifolia Bunge, Ixeris sonchifolia Bunge, Huoxue Caocao, Xuexian Dan, Ixeris sonchifolia Bunge, Ixeris sonchifolia Bunge, Ixeris sonchifolia Bunge, Ixeris sonchifolia Bunge and Yan 'er. It is the whole grass or root of Sophora alopecuroides in Compositae. Harvesting in early spring, washing, fresh use or drying in the sun. Born in mountains and wilderness, it is a weed in the field. Distributed in northern, eastern and southern China. Except for medicinal purposes, tender roots and leaves are edible. It can also be used as livestock feed. Aralia is a medium forage grass. The stems and leaves are tender and juicy, and sheep and goats like to eat when they are fresh. According to herders, it has a fattening effect on small animals in spring. Cattle and horses also eat a small amount, but they can't be used after drying up. In addition, it is also a good feed for raising pigs, rabbits and poultry. Its nutritional value is also high. According to the analysis, it contains high crude protein and low crude fiber in the flower and fruit period. Among the contents of various amino acids, lysine, threonine and valine are higher. 1 grams of whole grass contains vitamin C718 mg.