常德市园林植物多样性调查研究

The Study of the Diversity of Landscape Plants in Changde City

对常德市园林植物种类与分布及多样性进行研究。该地区现有园林植物242种,隶属于85科,其中乔木97种,灌木70种,藤木8种,丛木11种,草本56种。并对其群落结构进行分析,其群落组成有一层、二层、三层、多层,常见的为三层。对加强城市园林植物的保护与利用提出相应对策。

By researching the varieties and the distribution of the omamental plants of Changde, we have learned that Changde has 242 varieties of ornamental plants which fall into 85 famlies with 97 types of trees, 70 types of shrubs,8 types of vines ,and 11 types of clusters and 56 types of herbages.This thesis at once analyzed the structure of its phytocoenosium, which was understood to being of one layer, two layers, three layers（the most common） and mutlti-layers. Finally this paper pressed some protecting measures for ornamental plants and the popularization of the trees of local varieties in the city.