济南水生植物的初步调查

A PRELIMINARY STUDY OF THE WATER PLANT OF JINAN

一、引言济南位于山东地块的西部,约为北纬36°6′、东经117°之处,南面为一片丘陵地区,高度自数十米至三百余米不等,由石灰岩构成;东、北、西三面都是冲积平原,为近代的河流冲积物。本区的奥陶纪石灰岩,地下溶洞很多,第三纪和第四纪岩层疏松透水,地下水储藏量非常丰富,局部的自流水涌出地面而形成泉水,分布于全市各处。

This paper describes some characteristic features and the general distribution of water plant in Jinan.In this paper there are descriptions of 24 species belonging to 19 genera and 12 families and key to genus of fixed algae.It also contains descriptions of 66 species belonging to 45 genera and 29 families and key to species of high plants.