In cladist ic analysis, the genera of Disporum, Maianthemum and Disporopsis of Po lygonateae were chosen as complex outgroups.

• 在分支分析中，选择万寿竹属、舞鹤草属和竹根七属作为复合外类群。根据复合外类群比较原则和一般演化规律，确定性状极性。