Status, Utilization and Conservation of Plant Resources in Dongting Lake Wetlands
265 plant species, which belong to 66 families and 182 genera, have been investigated in Dongting Lake wetlands. Among them, 256 species are angiosperms belonging to 59 families and 174 genera, which accounting for 97%, 89% and 96% of the total species, genera and families respectively. There are 9 species of ferns belonging to 7 families and 8 genera. Three species are national key protected wild plants and three species are protected by Hunan Province. 215 species of plants belonging to 64 families and 175 genera have been known for economic utility. 145 species can be used as medicinal plants, 46 species as industrial plants, 35 species as edible plants and 143 species as agricultural plants (such as green manure and fodder ). Current anthropogenic disturbances, such as large-scale reclamation, poplar and reed plantation, and the lack of protection and management of wetland plant resources have caused the broken of distributional pattern of the original plant communities, the decline of biodiversity. Finally, some measures are provided to strengthen conservation and sustainable development of plant resources.
Dongting Lakewetland plants resourceutilization and protectioncapital investment