牯牛降国家自然保护区珍稀濒危药用植物资源调查

目的 调查牯牛降国家自然保护区的珍稀濒危药用植物资源，对资源的保护及永续利用进行探讨。方法 通过查阅文献、走访调查、野外实地调查、标本采集与鉴定，对保护区的珍稀濒危药用植物特色进行整理分析。结果 牯牛降有珍稀濒危药用植物30科58种，其中国家级保护植物18种，其他珍稀药用植物40种。在58种珍稀濒危药用植物中，28种是常用中药材的正品来源，12种是中国特有的第四纪以前孑遗植物。结论 牯牛降国家自然保护区珍稀濒危药用植物种类丰富，需合理利用，并加强环境和资源保护。

An Investigation of Rare and Endangered Medicinal Plant Resources in Guniujiang National Nature Reserve

Objective To investigate the rare and endangered medicinal plant resources in Guniujiang National Nature Reserve, and to discuss the protection and sustainable use of resources. Methods Literature review, interview and investigation, field investigation, and specimen collection and identification were conducted to investigate the rare and endangered medicinal plant resources in Guniujiang National Nature Reserve. Results There were 30 families (58 species) of rare and endangered medicinal plant resources in Guniujiang National Nature Reserve, among which 18 species were national protected plants and 40 were rare medicinal plants. Among these 58 species of rare and endangered medicinal plants, 28 were authentic sources for commonly used Chinese medicinal materials and 12 were relic plants in the Quaternary period and were unique in China. Conclusion There are rich rare and endangered medicinal plant resources in Guniujiang National Nature Reserve, and rational use of such resources is very important. Environmental and resource protection should be strengthened.