A term used in contrast to sympetalous flowers, referring to flowers with a polypetalous corolla. Polypetalous flowers have separate petals, and are considered to be a lower evolutionary stage than sympetalous flowers. They are the most important characteristic of the polypetalous flowers Apopetalae, Choripetalae, or Archichlamydeae. [Michio Tamura] [Reference] |©Shogakukan "> Corolla Source: Shogakukan Encyclopedia Nipponica About Encyclopedia Nipponica Information | Legend |
合弁花に対する語で、離弁花冠をもった花をいう。離弁花では花弁が離生しており、進化のうえからは合弁花よりも低い段階とされ、離弁花類Apopetalae, Choripetalaeまたは古生花被(かひ)類Archichlamydeaeのもっとも重要な特徴である。 [田村道夫] [参照項目] |©Shogakukan"> 離弁花冠 出典 小学館 日本大百科全書(ニッポニカ)日本大百科全書(ニッポニカ)について 情報 | 凡例 |
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