… In 1896, Hirase Sakugoro was the first to discover ginkgo sperm as a seed plant, a famous discovery in the history of botany. The prototype of ginkgo trees is said to be Trichopitys , which appeared at the end of the Paleozoic era. This plant had a pair of thin linear leaves that were bifurcated and had one vein, and a megasporophyll that was pinnately branched and had one ovule at the tip of the branch. … *Some of the terminology that mentions "Trichopitys" is listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
… 1896年,平瀬作五郎が種子植物として,はじめてイチョウの精子を発見したのは植物学史上有名である。イチョウ類の祖型は古生代末に出現したトリコピチスTrichopitysといわれる。これは二叉分枝して1本の葉脈をもった細い線形の葉と,羽状に分枝し木の枝の先端に1個の胚珠をつける大胞子葉が対をなして生えていた。… ※「Trichopitys」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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