Female and male inflorescences all cymose-paniculate; achene ovoid or oblong; basal veins on leaf blade even or sunken adaxially.
英
美
- 二歧聚伞状的雌花序,有时密集成簇;雄花序二歧聚伞状,圆锥状或聚伞状;瘦果近球形;在叶片正面突出上的基出脉。(32