Abstract: 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.