1, Pulsatilla chinensis is distributed in hills, slopes and fields in Jilin, Liaoning, Hebei, Shandong, Henan, Shanxi, Shaanxi and Heilongjiang provinces in China. The genus Cymbidium of Rosaceae is native to North America, but rarely found in China.

2, the role is different. Pulsatilla chinensis has the effects of clearing away heat and toxic materials, cooling blood to stop dysentery, eliminating dampness and killing insects, and has high medicinal value. The roadside grass in Sanhua is rich in color. Using roadside grass for rapid greening and landscaping can quickly cover bare environment and open space, and meet people's different requirements for environmental greening and beautification.