为探讨莼菜属、睡莲属和芡属的系统学关系，本文应用扫描电镜技术对三属代表植物的花器官发生进行了研究。
In order to analyze the systematic relationships among the three genera : Brasenia , Nymphaea and Euryale , the floral organogenesis of their representatives has been studied by SEM .
芡属