Abstract: For the purpose of promoting the development of artificial populations of Cystoathyrium chinensis,and finding out more appropriate habitats of Cystoathyrium chinensis in Tianquan, based on the research on ecological factors such as vegetation, soil, climate, terrain, etc. in the original habitat of Cystoathyrium chinensis,and according to its botanical characteristics,a series of specific factors were screened by experts in various fields,and at the same time the distribution of their weight was conducted. After comprehensive evaluation of 20 similar habitats,5 most appropriate and 6 appropriate habitats were selected.