Stamens 5 to numerous, free or inserted in perigone tube.
雄蕊5到多数,离生或着生于花被筒部。
Fruit a nut, perigone persistent, base turbinate or obovoid, angled or winged, mostly with 4 rows of ornaments, often apically as horns.
果为一坚果,宿存的花被,基部陀螺状或倒卵球形,有棱或具翅,多数具4排装饰,通常顶部作为角状突起。
Perigynous, ovary free from perigone tube, 3-5-loculed, ovules numerous per locule;
周位,子房与花被筒离生的,3-5室,卵细胞每室多数;