umbel

Carpellate flowers 1–4 per umbel;

雌花每个伞形花序1-4朵；

A tropical American evergreen shrub(Malpighia glabra), having red or rose flowers in umbels and red cherrylike edible fruits.

平滑虎尾：美洲热带地区常绿灌木（平滑虎尾），有伞形花序的红色或玫瑰色花和红色类似樱桃的可食果实

A deadly poisonous European plant (Conium maculatum) widely naturalized in North America, having bipinnately compound leaves and compound umbels of small, white flowers.

芹叶钩吻，毒参：一种有致命毒性的欧洲植物（毒参毒参属），在北美洲广泛种植，有羽状的复叶和由小白花组成的复合伞状花序

plants having umbels or corymbs of uniovulate flowers; includes the Umbelliferae (chiefly herbs) and Cornaceae (chiefly trees or shrubs).

有伞状花序或单卵花伞状花序的植物；包含伞形科（以草为主）和山茱萸科（主要是乔木和灌木丛）。