南京城市森林的植物区系组成及区系特征研究

Study on Flora Components and Floristic Characteristics of Urban Forest in Nanjing

在对南京城市森林进行全面系统调查、植物标本采集的基础上,统计出南京城市森林共有维管束植物1 500种(含种下等级),隶属172科,572属,其中蕨类植物25科,36属,63种,种子植物有147科,536属,1 437种。植物区系的特点为:植物种类丰富;地理成分复杂;具有明显的从热带向温带过渡的性质;具有一定的古老性;特有成分相对较缺乏。

Based on the thorough investigations of the components of urban forest in Nanjng and the collection of samples, the study concluded that there were 1 500 species（ including subspecies）of vascular plants belonging to 572 genera in 172 families in the urban forest of Nanjing, among which there were 63 species of ferns belonging to 36 genera in 25 families, 1 437 species of seeds plants belonging to 536 genera in 147 families. The characteristics were that the flora was rich in species, complex in geographic composition, and possessed the distinct transferring quality from tropical to moderate zone, it was characterized with certain ancient nature, and the peculiar elements were comparatively simple.