浙江蕨类植物的数量统计分析

Quantitative Staistics Analysis of Pteridophyta in Zhejiang

在具有典型的中亚热带植被特征的浙江植物区系中,蕨类植物资源极为丰富,计49科,116属和542种(含变种、变型).其水平和垂直分布随地形和海拔高度不同而呈现较大差异,生态类型和区系成分也较为复杂,各科、属的种数差异较大.蕨类植物在浙江植物区系组成中占较大比重.

In floristics region of Zhejiang,characteristic of typical midasian tropical plants,Pteridophyta are very rich,which are of 49 families,116 genera and 542 species (contains variety and form)Their horizontal and vertical distributions vary with the topography and the elevationThe ecological types and floristics region elements are complicatedThe number of species is varied in families and genera Pteridophyta occupy more proportion in Zhejiang floristics region elements