花被

Stamens 5 to many, adnate with perigone.

雄蕊5到很多，贴花被。

Stamens 5 to numerous, free or inserted in perigone tube.

雄蕊5到多数，离或着花被筒部。

Flowers floating or emersed, perianth spreading.

漂浮花或者挺水，花被平展。

Anthers 6, opposite perianth segments, attached at lobe sinus, lobelet sinus, or lobe apex of corona, dorsifixed, introrse.

花药6，花被片，附着在裂片凹缺，裂片凹缺，或副花冠裂片，背着，内向。

Achene straight, with crested or U-shaped appendix at apex or along dorsiventral edges, usually verrucose, invested by shorter persistent perianth.

瘦果直，有具脊或者U形附属物在或者在背腹边缘，通常多疣，被更窄宿存花被包围。

Epigyny The type of flower structure in which the perianth and androecium are inserted above the gynoecium, giving an inferior ovary, fused with the receptacle.

指花被和雄蕊群着雌蕊群之上花结构类型。