贵州有毒植物资源的种类与分布  

Species and Distribution of the Poisonous Plant Resource in Guizhou

作　　者：刘济明[1] 

机构地区：[1]贵州大学林学系,贵阳550025

出　　处：《贵州农业科学》2004年第5期7-10,共4页Guizhou Agricultural Sciences

摘　　要：贵州有毒植物丰富 ,共有 1 0 0科、30 4属、480种及 1 5个变种。这些有毒植物中又以豆科、大戟科、杜鹃花科、萝摩科、菊科、天南星科、茄科、芸香科等为优势。贵州有毒植物在各地区间分布不均 ,物种丰富度指数表明 ,黔南地区有毒植物最为丰富 ,六盘水地区最为贫乏 ;Bary Curtis距离系数表明 ,遵义和黔东南两地区间有毒植物资源最为相似 ,黔西南和六盘水之间的相似性最小。贵州有毒植物中 ,全株有毒的最多 (1 94种 ) ,花有毒的最少 (2 3种 )。Through investigation,abundant poisonous plants were found in Guizhou province.They belong to 110 families,304 genera, 480 species and 15 varieties.But many superior species were located in Leguminosae, Euphorbiaceae, Ericaceae, (Asclepiadaceae), Compositae, Araceae,Solanaceae,Rutaceae etc.Different regions of Guizhou have different poisonous plant (resource).The abundant coefficients show that Qiannan has the most poisonous plants and Liupanshui has the (fewest). The Bray-(Curtis) distant coefficients show that poisonous plants in Zunyi was the most (similar) to that in Qiandongnan.Liupanshui was the most (different) to Qianxinan on the poisonous plants.Among the poisonous plants of Guizhou,most (194 species) are of whole plant being poisonous and the (fewest) (23 species) are of only flowers being poisonous.

关 键 词：贵州 有毒植物资源 距离系数 丰富度指数 豆科 大戟科 

分 类 号：Q949.98[生物学—植物学]