What kind of plant (Chinese herbal medicine) is this?

Achyranthes bidentata can be used as Chinese medicine. Galinsoga parviflora is panicum miliaceum, native to South America and distributed in Sichuan, Yunnan, Guizhou, Tibet and other provinces in China. Achyranthes bidentata likes cold weather conditions and is not heat-resistant. The whole plant will die when the temperature is high in summer. Specimens were collected from 19 15 Ninglang, Yunnan and Muli, Sichuan. This kind of weed is difficult to clear, has strong adaptability and large occurrence, which has a serious impact on farmland crops, vegetables, fruit trees and so on. Easy to spread with soil seedlings. It is harmful to autumn harvest crops (corn, soybean, sweet potato, sugarcane), vegetables, fruit trees and tea trees, with a large amount of occurrence and serious harm.