Its pistil consists of three carpels, the inferior ovary has three locules and each locule has two ovules which are anatropous on axile placenta. The ovule is bitegminous and crassinucellate.

  • 雌蕊3心皮3室,子房下位,中轴胎座,每室2倒生胚珠,厚珠心,双珠被,内珠被独自形成珠孔。

  • 互联网摘选 2025-01-19 23:21:50

    • 相关例句
    精确
    • 模糊
    • 词首
    • 词尾
    • 词义
    • 例句