南充市主城区木本植物区系分析

Floristic Analysis of Woody Plants in the Main Urban Area of Nanchong City

对南充市主城区木本植物调查,分析木本植物区系特征,为南充市创建国家森林城市提供参考.通过调查统计,南充市主城区现有木本植物84科、173属和265种.主城区木本植物区系组成主要为寡种科、单种科和少种属.高校植物区系地理成分复杂,木本植物以热带和温带分布为主,而本土树种,珍稀濒危树种数量有待提高.

Based on the investigation of woody plants in the main urban area of Nanchong City,the floristic characteristics of woody plants were analyzed to provide reference for the establishment of national forest city in Nanchong City.The survey statistics showed:there were 84 families,173 genera and 265 species of woody plants in Nanchong City.The composition of the woody flora in the main urban area mainly consisted of oligospecie,monospecie and few species.The floristic composition of university flora was complex,and the woody plants were mainly distributed in tropical and temperate zones.The number of native tree species,rare and endangered species needed to be improved.