上海的主要自然植被类型及其分布

 上海位于北纬30?23′一31?37′，东经120?50′一121?45′。西北与江苏省，西南与浙江省相邻。土地面积约6000平方公里。佘山，大金山等低山丘陵，植物区系成分主要由山毛榉科(Fagaceae)，樟科(Lauraceae)山茶科(Theaceae)，胡桃科(Juglandaceae)，蔷薇科(Rosaceae)和禾本科(Gramineae)等组成。以青冈(Gyclobalanopsis glauca)、红楠(Machilus thunbergii)，苦槠(Gastanopsis sclerophylla)为主的常绿阔叶林、亚热带竹林(水竹Phyllostachys congesta)是上海地带性植被。目前次生的白栎林(Quercus fabri)和各类灌丛分布很广。上海境内的中亚热带常绿阔叶林地带的北界，应以冈身一线为界(即外冈，南翔，莘庄、马桥、柘林和漕泾一线)。

The Main Natural Vegetation Types of Shanghai and Their Distribution

The Shanghai district is situated in 30?23′--31?37′N. and 120?50′-121?45′E. It is bounded on the northeast by Jiangsu Province and on the southwest by Zhejiang Province. It has a total area of more than 6000km2.The flora of the hills and hillocks in the Shanghai district such as Sheshan and Dajinshan is composed mainly of plants of the Fagaceae, Lauraceae, Theaceae, Juglandaceae, Rosaceae and Gramineae. The evergreen broadleaf forests is composed mainly of the species Cyclobalanopsis glauca, Machilus thunbergii, Castanopsis sclerophylla and the subtropical bamboo groves of the species Phyllostachys congesta are the zonal vegetation of Shanghai. Now, secondary growth of the species Quercus fabri and various kinds of shrubs are widely distributed in the district of Shanghai.The northern boundary of the zone of central subtropical evergreen broadleaf forests in the territory of Shanghai should be the line formed by Gangshen, namely the line running from Waigang through Nanxiang, Xinzhang, Maqiao, and Zhelin to Chaojin.