n.遗传分类学
The phylogeny of the known 427 genera of Tenthredinoidea of world was reconstructed using the principle and methods of cladistics. 应用支序系统学原理和方法研究了膜翅目叶蜂总科世界已知427属的系统发育关系。
In cladist ic analysis, the genera of Disporum, Maianthemum and Disporopsis of Po lygonateae were chosen as complex outgroups. 在分支分析中，选择万寿竹属、舞鹤草属和竹根七属作为复合外类群。根据复合外类群比较原则和一般演化规律，确定性状极性。
Cladistics A method of classification in which the relationships between organisms are based on selected shared characteristics. 遗传分类学：生物体之间关系建立在有选择的性状上的分类方法。
Based on the principles and methods of cladistics, the phylogeny in Kengyilia of Poaceae is analysed in the present paper.Kengyilia is a monophyletic group. 摘要基于分支系统学的原理和方法，对禾本科以礼草属进行了系统发育分析。
Compare cladistics. 比较cladistics。
