Inflorescence a terminal panicle of umbels, heads or spikes, sometimes with a terminal umbel of bisexual flowers and 1 to several lateral umbels of male flowers.

• 花序顶生圆锥花序的伞形花序，头状花序或穗状花序，有时具顶生伞形花序的两性花和1到数个侧生伞形花序的雄花。