广东乳源县珍稀濒危植物区系研究及保育

Flora and Conservation of Rare and Endangered Plants in Ruyuan County of Guangdong Province

乳源县有珍稀濒危植物25科33属34种,其中,蕨类植物2种;裸子植物8种;被子植物24种,濒危3种;稀有10种;渐危21种,这些珍稀濒危植物资源具有组成多样;亚热带性质明显;起源古老;特有现象突出和用途广泛等特点,分析了这些植物濒危的原因,并提出了相应的保育对策和建议。

There are 34 species of rare and endangered plants in Ruyuan County,which belong to 33 genera and 25 families. Among them,2 are ferns;8 gymnosperms and 24 angiosperms,3 are endangered;21 vulnerable and 10 rare species. The resources of rare and endangered plants in Ruyuan County possess the features of richness in composition ;obvious subtropical nature; antiquity of origin; abundance of endemic elements and diversity of usage. Based on the analysis of endangered reasons of the resources, some protective recommendations are put forward.