双子叶植物

Relationships of some families of dicotyledons and genera of Papaveraceae viewed from the standpoints of their isoquinoline alkaloids.

从异喹啉生物碱试论双叶植物一罂粟一属的亲缘关系.

The similarity of its heteropolar 3- or 6-aperturate pollen to the 3-aperturate pollen of Eudicots might result from convergent evolution.

其异极3沟或6沟型花粉真双叶植物的3沟花粉的相似是趋同演化的结果。