Staminodes 3 or rarely absent, alternate with petals, often clawed, 2-cleft or 2-brachiate and branches with penicillate hairs.

• 退化雄蕊3或很少无的，与花瓣互生，通常具瓣爪，2半裂或者2具臂和分支有具毛撮毛的。