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植物研究 ›› 2000, Vol. 20 ›› Issue (3): 282-285.

• 论文 • 上一篇    下一篇

秦皇岛市非中国特有种植物的区系分析

曾宪锋   

  1. 唐山师范学院生物系, 唐山 063000
  • 收稿日期:2000-01-23 出版日期:2000-09-15 发布日期:2016-06-14
  • 作者简介:曾宪锋(1962-),男,硕士,副教授,植物分类学、植物区系学。

A FLORISTIC ANALYSIS ON SEED PLANTS OF NON-ENDEMIC TO CHINA SPECIES FROM QINHUANGDAO(E.HEBEI)

ZENG Xian-feng   

  1. Biology Department, Tangshan Teachers College, Tangshan 063000
  • Received:2000-01-23 Online:2000-09-15 Published:2016-06-14

摘要: 秦皇岛市计有野生种子植物1093种,隶属于122科, 513属。其中非中国特有种847种,占总种数的77.4%。中国特有种246种,占总种数的22.6%。本文对非中国特有成分作了区系分析,其中世界分布36种;热带分布55种,占5.2%;温带分布510种,占48.2%;东亚分布242种,占22.9%;中亚东部至华北分布(古地中海成分)2种,占0.2%。因此,秦皇岛植物区系属于东亚和温带亚洲区系,与热带和古地中海区系有微弱的联系。

关键词: 秦皇岛市, 非中国特有种, 区系分析

Abstract: In Qinhuangdo district, there were 1093 species of wild seed plants, of which, there were 847 species that were non-endemic to China and 246 endemic to China species. The author analysed the non-endemic to China species and the results as follows:There were 36 species of Cosmopolitan distribution type, 55 species of Tropic distribution type(5.2% of the total non-endemic to China species), 510 temperate distribution species(48.2%), 242 E.Asia species(22.9%) and only 2 species of Old-Mediterranea distribution type(0.2%).Based on the folristic analysis Qinhuangdao flora belonged to E.Asia and Temp.Asia flora, and had a little relation to Tropic flora, and Old-Mediterranes flora.