广州地区湿地维管植物资源调查与分析

共调查记录了广州地区湿地维管植物42科,93属,112种,大部分为被子植物,其中含有较多属和种的科是禾本科(Gramineae)和菊科(Compositae),含有较多种的属是蓼属(Polygonum)和莎草属(Cyperus).出现频率较高的物种主要有空心莲子草(Alternanthera philoxeroides(Mart.)Griseb.)、少花龙葵(Solanum americanum Miller)和鸭跖草(Commelina communis Linn.),这三个种在70%以上的调查点中有分布.水生植物有15种,占总数的13.39%,大多数为单子叶植物;湿生植物有27种,占总数的24.11%;喜湿植物有70种,占总数的62.50%.调查到的植物有不少已广泛应用于湿地园林景观和人工湿地,也有一些具有一定的应用潜力.

Investigation and analysis of wetland vascular plants in Guangzhou area

112 species of wetland vascular plants in Guangzhou area were recorded in an investigation, which belong to 42 families and 93 genera. Most of them are angiosperms including many species of Gramineae, Composita, Polygonum and Cyperus. Alternanthera philoxeroides (Mart.) Griseb., Solanum americanum Miller and Commelina communis Linn. are the species with higher appearance frequency. These three species were recorded in more than 70% of the investigating places. Of the 112 species recorded 15 species are hydrophytes, accounting for 13.39% of the total species, and most of them are monocot plants; 27 species are hygrophytes, accounting for 24.11%, and 70 hygrophilous species, accounting for 62.50%. Some of the species have already been widely used in wetland landscape gardens and artificial wetlands, and others have potential for future use.