…In some plant groups, the vascular bundles are surrounded by an endodermis. The morphology of the vascular bundle or stele is also diverse, including the true stele (dicotyledons, gymnosperms), the irregular stele (monocotyledons), the tubular stele (ground ferns), the reticulate stele (dried ferns), and the protostele (lycopods). In angiosperms, the stem usually connects to the roots via the hypocotyl. … *Some of the terminology explanations that refer to "tubular central pillar" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…維管束は植物群によっては内皮によって囲まれている。維管束または中心柱の形態も多様であり,真正中心柱(双子葉植物,裸子植物),不整中心柱(単子葉植物),管状中心柱(フモトシダ),網状中心柱(オシダ),原生中心柱(ヒカゲノカズラ)などがある。被子植物ではふつう茎は胚軸を介して根につながる。… ※「管状中心柱」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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