An investigation of poisonous plants resources in Foshan City, Guangdong Province

The angiosperm consists of major part of the poisonous plants in Foshan, which is accounting for 95.7% of family , 98.0% of genus and 98. 4% of species, among them the dicotyledon have comparative advantage. In the aspect of growth habits , woody plant is dominant form and accounting for 51.4% of the total species, the herb and vine accountsfor 33.9% and 14. 8% of the total species, respectively. According to investigation, a total of 183 species belonging to 148 genera, 69 families of poisonous plants are identified in Foshan City, Guangdong Province. Including 1 specie of fern belonging 1 genus, 1 family, 2 species of gymnosperm belonging to 2 genera, 2 families, 180 species of angiosperm belonging to 145 genera, 66 families. 94 are woody plants, 62 are herbs and 27 are vines. 4 are virulent poisonous, 21 high poisonous, 35 middle poisonous and 121 light poisonous. Base on analysis of the characteristics of the resources, some suggestions about how to rationally exploit them are put forward.