In this paper corolla forms and their evolutionary trends are discussed in relation to pollination patterns and pollen morphology.
本文讨论了花冠类型的进化趋势与传粉式样和花粉形态的关系。
2
The pollen morphology from various evolutionary stages including the primitive, the intermediate and the evolved of 15 tea germplasm materials was investigated.
对原始型、过渡型、进化型共计15份茶树种质资源的花粉形态进行了观测。
3
Except for some differences in exine ornamentation and pollen size, there is no great evolutionary divergence among genera in pollen morphology.