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关于茶组植物分类与演化的讨论 预览 被引量:73

Discussions on Phylogenetic Classification and Evolution of Sect Thea
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摘要 本文简要介绍了茶组植物形态学,细胞学和化学分类的研究现状,评述了主要分类系统的合理性与不足之处。作者在前人工作基础上,根据对茶树种质资源的多年系统研究和对原产地茶树特征和特性的全面考察,以子房室数、花柱分裂数和子房茸毛的有无为主要依据,结合花冠大小及树型、枝叶等的形态特征提出关于茶组植物分类的讨论,即将茶组植物分为大厂茶Camellia tachangensis F.S.Zhang、厚轴茶C.cr The current situations of morphological, cytological and chemical classification of Sect Thea were briefly introduced, and the rationality and some shortcomings of main classification systems were reviewed A new classification system of Sect Thea was put forward on the basis of the previous scientists work and the authors long term of systematic research of tea germplasms and comprehensive investigation of tea plants in the origin center areas It is mainly based on the locule numbers of ovary, the splitling number of style and the papus of ovary Meanwhile, the size of flower, the morphological characteristics of tree, branch and leaf were considered There are 5 species and 3 varieties in Sect Thea: Camellia tachangensis F S Zhang, C crassicolumna Chang, C taliensis (W W Smith) Melchior, C gymnogyna Chang, C sinensis (L )O Kuntze, C sinensis var sinensis, C sinensis var assamica (Masters) Kitamura, C sinensis var pubilimba Chang An identification key of Sect Thea was given in the paper The morphological characteristics and geographical distributions of the species and varieties were described Besides, the evolution tendency of Sect Thea was discussed
作者 陈亮 虞富莲 CHEN Liang 1,2 ,YU Fu lian 2,TONG Qi qing 1 [WT6BX](1 Department of Tea Science, Zhejiang University, Hangzhou 310029, China; 2 Tea Research Institute, Chinese Academy of Agricultural Sciences, Hangzhou 310008, China )[WT5”HZ]
出处 《茶叶科学》 CAS CSCD 2000年第2期 89-94,共6页 Journal of Tea Science
基金 浙江省 1 5 1人才工程基金项目
关键词 茶组 系统分类 演化 植物分类 Sect Thea Phylogenetic classification Evolution
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