…Pollination methods vary widely, adapting to life in water. In addition to insect-pollination (such as Water plantain and Water plantain), there are also species in which the stalks of small male flowers break off and float on the water surface, and attach to the stigmas of large female flowers (such as Vallisneria, Enarasperma, and Elodea canadensis), and species in which the pollen grains are connected by mucus and float on the water surface in beads (Hydrophyllum umbellata and Anacardiaceae). The closest relative of this family is the Polypodium, which differs only in that the ovary is superior and has completely separate carpels. … *Some of the terminology that mentions "Sea smelt" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…受粉の方式は水中での生活に適応して多様である。虫媒によるもの(トチカガミ,ミズオオバコなど)のほかに,小さい雄花の花柄が切れて水面を流れ,大きな雌花の柱頭につくもの(セキショウモ,ウミショウブ,コカナダモなど),花粉が粘液でつながり数珠状となって水面を流れるもの(ウミヒルモ,リュウキュウスガモ)などがある。 この科に最も近縁なのはハナイ科で,子房上位で完全な離生心皮をもつ点だけが異なる。… ※「ウミショウブ」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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