摘要
河北省菊科观赏植物种质资源丰富,共有42属97种。其区系成分多样,分布于11个类型区和6个变形区,其中,温带成分21属,占50.0%;热带成分11属,占26.2%;地中海区、西亚至中亚分布有6属,占14.3%;世界分布和东亚分布各有2属,各占4.8%,说明河北省菊科观赏植物区系具有以温带成分为主、多类成分共存的特点。
The germplasm resources of the decorative plants of Compositae in Hebei province is rich, and there are 42 genera and97 species. The flora compositions have many types, distributed 11 areal types and 6 subtypes, and temperate elements involve 21 genera(50.0%); tropical elements 11 genera(26.2%); Mediterranean, West. Asia toCentral. Asia elements 6 genera(14.3%); cosmopolitan and East Asian elements are 2 genera(4.8%), respectively. At the level of genera, most decorative plants of Compositae in Hebei province were originated from the temperate regions.
出处
《山西农业科学》
2014年第6期584-587,共4页
Journal of Shanxi Agricultural Sciences
基金
国家自然科学基金项目(30470133)
关键词
菊科
观赏植物
种质资源
区系分析
河北
Compositae
decorative plant
germplasm resource
flora analysis
Hebei province