滇、黔地区泡桐种类及分布考察  

INVESTIGATION ON SPECIES AND DISTRIBUTION OF PAULOWNIA IN YUNAN AND GUIZHOU REGIONS

作　　者：陈龙清[1] 王顺安 陈志远[1] 冯兴伟[1] 

机构地区：[1]华中农业大学林学系,湖北省建始县林业局

出　　处：《华中农业大学学报》1995年第4期394-396,共3页Journal of Huazhong Agricultural University

基　　金：国家自然科学基金

摘　　要：考察结果表明：云南、贵州地区分布有兰考泡桐Ｐ．ａｕｌｏｗｎｉａｅｌｏｎｇａｔａ、白花泡桐Ｐ．ｆｏｒｔｕｎｅｉ、川泡桐Ｐ．ｆａｒｇｅｓｉｉ、华东泡桐Ｐ．ｋａｗａｋａｍｉｉ、毛泡桐Ｐ．ｔｏｍｅｎｔｏｓａ５种；分布区位于北纬２２．５°～２８°，东经１００．５°～１０９°之间。该区白花泡桐Ｐ．ｆｏｒｔｕｎｅｉ、兰考泡桐Ｐ．ｅｌｏｎｇａｔａ及华东泡桐Ｐ．ｋａｗａｋａｍｉｉ数量多、分布广、变异丰富，同时对这几种泡桐性状变异的多样性及其它的一些分类疑难问题进行了分析与讨论。The results of investigations showed that there are five species of Paulowina in Yunan and Guizhou regions;namely Paulownia elongata,P.fortunei,P. fargesii,P.kawakamii and P.tomentosa.The district of their distribution is situated at 22.5°～ 28°Nand 100.5°～109°E.In these regions,there are great numbers of P.fortunei,P.elengata and P. kawakamii.and their distribution is extensive and the variation of their characteristics is plentiful.Moreover,the variety of their characteristics and the other taxonomic problems are analysed and discussed in this paper.

关 键 词：泡桐属 种类 变异 分布 

分 类 号：S792.430.3[农业科学—林木遗传育种] S718.49[农业科学—林学]