上海外来植物及其入侵等级划分

汇总分析了上海外来植物75科232属357种(和种下类群)基础资料,并对其入侵危害进行等级划分;其中入侵植物64种,一般或偶见外来植物293种;报道了9种上海新纪录逸生植物。上海外来植物总体呈现种类繁多、国产种类较多、分布密度大、严重危害种类较多且分布广、入侵途径集中等特征。同时对上海外来入侵植物的管理与防治提出具体措施。

Alien Plants in Shanghai and the Rating of Their Invasion

The alien plants of 357 species (and infraspecific taxa) in 232 genera of 75 families in Shanghai were reported with their basic information and rating of their invasion. 64 alien invasive plants, 293 alien occasional species and 9 new naturalized plants in Shanghai were identified and recorded for the first time. The alien plants shows characteristics as diverse species, rich diversity, high density, and high proportion of domestic species invasion. The control management and measurement for alien invasive plants in Shanghai were also proposed accordingly.