Abstract: There exists 187 typical rare and endangered tropical plants in Hainan island,excepting the Orchidaceae plants and Otophora unilocularis which is regarded extinct,belonging to 80 families,among them there are 6 families,15 species of gymnosperm.All species of Cyatheaceae,Dicksoniaceae,Helminthostachyaceae,Parkeriaceae,Dipterocarpaceae and Cycadaceae in Hainan Island are regarded as typical rare and endangered tropical plants.

Key words: Hainan island, endangered plants, indigenous species

摘要： 记录了海南岛典型热带珍稀濒危植物187种(不含兰科Orchidaceae和已公认灭绝的爪耳木Otophora unilocularis),隶属80科,其中裸子植物6科15种。将海南岛境内分布的桫椤科(Cyatheaceae)、蚌壳蕨科(Dicksoniaceae)、七指蕨科(Helminthostachyaceae)、水蕨科(Parkeriaceae)、苏铁科(Cycadaceae)、龙脑香科(Dipterocarpaceae)所有种全部列为典型热带珍稀濒危植物。

关键词: 海南岛, 濒危植物, 特有种