摘要
汗牛河流域有种子植物357种240属79科,其中有珍稀濒危植物2种。该区种子植物具有15个类型10个变型,其中以温带成分占有主要地位。种子植物植物区系具有地理成分复杂多样,起源古老,具有从热带亚热带向温带的过渡性,世界分布和我国特有成分占有一定比例等特征。
There were 357 species of seed plants that belong to 79 families and 240 genera,including two kinds of rare or endangered species in Hanniu River of Sichuan Province.The river＇s flora could be divided into 15 distribution types and 10 subtypes,dominated by the north temperate.The river＇s flora was characterized by diversified geographical elements,ancient origin,transitional characters from tropical and sub-tropical to temperate and a certain proportion of cosmopolitan species and species endemic to China.
出处
《安徽农业科学》
CAS
北大核心
2011年第34期21272-21273,21347,共3页
Journal of Anhui Agricultural Sciences
关键词
种子植物
区系成分
汗牛河流域
Seed plants
Floristic characteristics
Hanniu River
