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机构地区:[1]西北农业大学基础课部
出 处:《西北农业大学学报》1991年第3期61-65,T003,共6页Journal of Northwest Sci-Tech University of Agriculture and Forestry(Natural Science Edition)
摘 要:本文对我国16属,27种菊苣族植物的果实进行了解剖学研究,主要结果为:(1)属间果壁结构差异很大,属内种间果壁结构比较一致;(2)据果壁结构,将16属归为四亚族,即菊苣亚族、还羊参亚族、毛莲菜亚族和鸦葱亚族,(3)叉枝鸦葱可能是鸦葱亚族向还羊参亚族进化的中间类型;(4)果实横切面形状、果棱形状、数目或缺如,果壁结构等特征可作为该族植物分类上的依据。The present paper studies the anatomy of fruit in 16 genera and 27 species belonging to the tribe Cichorieae.The main results are as follows.( 1 ) The structure of fruit wall is significantly different in various genera of lliis tribe- The structure of fruit wall is rather uniform in various species of genera; (2) According lo the fruit wall structure, If genera can be classified into 4 subtribcs. i ,c. Cichorinae, Crepidinae, Picrinae and Scorzonerinae;(3) Scorzonera muriculata is likely lo be the medial type cvoluting from Scorzonerinac to Crepidinae;( 4 )The shape of fruit transverse section,the shape and (he quantity of jugum, the structure of mcsocarp can he served as the most im-porianl characters for Cichoricae taxonomy.
分 类 号:Q949.783.5[生物学—植物学]
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