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。
2.
In the present dissertation , summarized and reviewed senior ' s study of lespedeza michx . , on the basis of this , studied plants of lespedeza michx . in inner mongolia by means of polynology and cladistics taxology , discussed part of controversial species with menthod of and peroxidase isoenzyme pattern analysis 本文在回顾和总结前人对胡枝子属lespedezamichx .植物研究的基础上，对在内蒙古分布的胡枝子属植物进行了支序分类学和孢粉学研究；还对部分有争议的种类做了过氧化物酶同工酶酶谱分析。
