中文摘要：

通过野外实地调查发现海南岛石灰岩地区共有蕨类植物181种,隶属于37科70属.根据这些蕨类植物资源的主要用途和生态习性等特点,归纳为4种类型,即药用蕨类植物、观赏蕨类植物、食用蕨类植物和石灰岩地区指示蕨类植物.介绍了其资源状况,并提出相应的开发利用与保护建议.

英文摘要：

There are 181 species of pteridophytes detected in limestone regions on Hainan island,which belong to 70 genera and 37 families according to the taxonomic system of Ching Ren-chang in 1978.According to the main uses and ecological characteristics of the pteridophytes in limestone regions on Hainan island,they can be classified into 4 types,viz.medicinal pteridophytes,ornamental pteridophytes,edible pteridophytes and indicator pteridophytes of limestone regions.Introduction and suggestions of exploitation,utiliztation and conservation of these pteridophytes are given in this paper.