中国大风子科的初步研究
A PRELIMINARY STUDY ON FLACOURTIACEAE FROM CHINA
-
摘要: 本文记载了中国大风子科植物6族、12属、40种5变种。讨论了本科在中国的地理分布,其区系地理特征以下列5方面最为明显:1.华南至华西南几乎集中了所有的国产种类;2.特有现象明显;3.具有明显的热带区系性质;4.北纬35°可能是本科在东亚乃至北半球的北界;5.分布类型多样。同时建立了一个新族和一个新变种,报道了2个中国新记录种和一个大陆新记录种。并对其它一些种类进行了讨论。Abstract: This paper deals with classification and distribution of Flacourtiaceae from China. There are 6 tribes, 12 genera, 40 species, 5 varieties. Its floristic character is distinguished as follows: 1. There are the most taxa, almost all the species of China in southwest and south China; 2. Endemic phenomena are dominent, 2 genera, 11 species are Chinese endemic; 3. Tropical areal genera are aboundant. 75% genera are tropical areal type; 4. Areal types are various. There are 9 types or forms among 12 genera, 7 types or forms among 40 species, 5 varieties in China; 5. The northermost kingdom of Flacourtiaceae in east Asia, even northern hemisphere is situated in 35°N. lat. Meanwhile a new tribe Poliothyrsiseae, which include Poliothyrsis Oliv., Itoa Hemsl. and Carrierea Franch., and a new variety ltoa orientalis Hemsl. Var. glabrescens C. Y. Wu ex G. S. Fan are described. 2 new recording species of China and a new recording of Chinese continent are found. 6 scientific names are combined or merged.
-
Keywords:
- Flacourtiaceae /
- Taxa distribution /
- New information /
- China
-
计量
- 文章访问数: 2691
- HTML全文浏览量: 0
- PDF下载量: 1933
下载:
