Herbs or small shrubs; epigynous disc usually swelling at the base of the styles on the fruit Apiaceae
Leaves and bracts never pungent pointed
Umbels simple
Flowers numerous, crowded, surrounded by radiating involucral bracts exceeding the flowers, the whole resembling a head. Fruit undivided Actinotus
Flowers not arranged as in Actinotus with the bracts seldom exceeding the flowers. Fruit a schizocarp