台州珍稀濒危植物区系分析

据调查,台州市境内有国家首批保护植物20种,隶属于14科18属,其中国家1级保护植物1种,2级保护植物19种.裸子植物4种,被子植物16种,以木本植物占优势.科的分布区类型分为4类,热带分布的有6科,温带分布的有8科,具有热带和温带的双重性质.属的分布区类型可分为9类,温带成分最多,其次是热带成分,第3是中国特有分布.这些植物起源古老,孑遗种多,地理成分复杂,区系联系广泛,过渡性明显,特有现象显著.

Analysis on the Rare and Endangered Plants Flora of Taizhou

There are 20 species of rare and endangered plants belonging to the first national protection categories in Taizhou city, Zhejinag province. They belong to 18 genera of 14 families, among which 1 species is under the first state protection, 19 species under the second. Most of them are woody plants, among which 4 species belong to gymnosperms and 16 to angiosperms. At the family level, they can be divided into 4 types, 6 families are tropic one, 8 families double characteristics of tropic and temperate. At the genus level, they can be divided into 9 types. The temperate type is dominant, the second is the tropic type and the third is the element of endemic species to China. It has characters such as old origin, rich remaining plants, complicated geographic elements, wide floristic connections, obvious floristic interims and outstanding endemic to Chinese flora.