...Furthermore, bracts or bracteoles, which are miniature leaves, can be found at the base of the flower, and serve to protect the flower in the early stages of its formation. The idea that the stamens and pistils of a flower consist of an axis or an axis and a leaf-like organ remains strong, but knowledge from organology, anatomy, and development shows that the stamens and pistils (carpels) are leaf-like organs, homologous to microsporophylls and megasporophylls, respectively, and the perianth is considered to be a specialized leaf; these are collectively called floral leaves. The receptacle (also called the flower bed) is the shortened tip of the axis. ... *Some of the terminology that mentions "floral leaf" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…さらに花の基部に,葉が小型化した苞や小苞がみられることがあり,花の形成初期に,その保護に役だっている。花を構成している部分のうち,おしべとめしべが軸または軸と葉的器官からなるとする考えも根強く残っているが,器官学,解剖学,発生学の知見からは,おしべとめしべ(心皮)は葉的器官で,それぞれ小胞子葉と大胞子葉に相同であり,花被は葉の特殊化したものとみなされ,これらを総称して花葉floral leafと呼んでいる。花托(花床ともいう)は軸の先端が短縮したものである。… ※「floral leaf」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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