甘肃省插岗梁自然保护区维管植物区系组成与特征

Floristic Composition and Characteristics of Vascular Plants of Chagangliang Nature Reserve,Gansu Province

统计分析了甘肃省插岗梁自然保护区的维管植物区系,结果表明:1)该保护区维管植物较为丰富,共有1 168种(含种下等级),隶属于531属139科;2)区系组成以温带为主,为热带向温带区系成分过渡的区域;3)珍稀濒危物种较多,被列入保护名录的有34种。

Flora of vascular plants in Chagangliang Nature Reserve,Gansu Province was analyzed.The re-sults showed that:(1)Vascular plants species were very rich.There were 1 168 taxa recorded in this na-ture reserve,belonging to 531 genera in 139 families.(2)Floristic elements were mainly temperate distri-bution and the flora was within the transitional region ranging from tropical to temperate.(3)There were a lot of rare and threatened plants,i.e.34 species were listed into protection contents.