Abstract: In order to explore the current situation of medicinal plant resources in Yunlong county, a combination of field survey and literature review was used to investigate the medicinal plant resources in Yunlong county. The results showed that there were 830 species of medicinal plants(including varieties, subspecies, variants) in 145 families and 538 genera in Yunlong county, including 17 species of rare and endangered medicinal plants.In this study, its species composition, rare plants and medicinal parts were statistically analyzed, and some suggestion for its reasonable protection, development and utilization were put forward.