三叶轮 meaning in English

trilobed wheel

In the process of the investigatim , the author discovered a new type which the three leaves in the main stem are all verticillate , its appearance are quite different from the others in swertia genus . the results of rapd ( random amplified polymorphic dna ) analysis suggested it have obvious difference from the close relative species and it be a novel species
酮酮在资源调查和标本采集中，发现一种植物主茎_ _沙十片均为三叶轮生，其形态与属内其他种有明显区别，并通过随机扩增多态dna ( rapd )分析，与近缘种比较差异明显，故提出作为新种处理。