江西三清山种子植物中国特有属的物种多样性分析-亚热带植物科学.PDFVIP

2009,38(4):50-55. Subtropical Plant Science 江西三清山种子植物中国特有属的 物种多样性分析 1 1 1 2 1 臧 敏 ，邱筱兰 ，李永飞 ，黄立发 ，潘华华 (1.上饶师范学院 史地系，江西 上饶 334001 ；2.江西省九三学社 南昌市委，江西 南昌 330000) 摘 要：通过多年调查，发现江西三清山分布有中国特有属 37 属(其中 3 属为华东特有属) ，含40 种，隶属于 30 科，占中国种子植物特有属总数的 13.75%，占华东地区种子植物特有属总数的 53.62% ，占江西种子植物 特有属总数的 66.07% ，是江西乃至华东特有属的生物多样性最丰富的地区之一。三清山分布的中国特有属区 系以双子叶植物占优势，生活型以落叶木本和多年生草本为主，地理分布与华东各山地关系最密切，属种起 源以原始、孤立为特色，并有许多珍稀濒危保护物种。 关键词：中国特有属；种子植物；生物多样性；三清山 Doi: 10.3969/j.issn.1009-7791.2009.04.014 中图分类号：Q948.15+6 文献标识码：A 文章编号：1009-7791(2009)04-0050-06 Analysis on Biodiversity of Chinese Endemic Genera of Seed Plants in Sanqingshan Mountain, Jiangxi Province 1 1 1 2 1 ZANG Min , QIU Xiao-lan , LI Yong-fei , HUANG Li-fa , PAN Hua-hua (1.Department of History and Geography, Shangrao Normal Universiy, Shangrao 334001, Jiangxi China; 2.Municcipal Party Committee in Nanchang, Jiu San Society, Nanchang 330000, Jiangxi China) Abstract: Based on the field investigation, there are 37 Chinese endemic genera (including 3 endemic genera to East China), 40 species of seed plants belonging to 30 families in Sanqingshan Mountain, which occupies 13.75% of the genera in China, 53.62% of the genera in eastern China and 66.07% of the genera in Jiangxi Province. It is one of the most conspicuous areas for the biodiversity of Chinese endemic genera of seed plants in Jiangxi Province and eastern China even. The dominant flora of Chinese endemic genera in Sanqingshan Mountain is dicotyledon with mainly life forms of deciduous trees and