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「いわへご(岩へご)」と「おしだ(雄羊歯)」との自然雑種です。詳細な情報は見当たりません。
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オシダ科オシダ属の常緑性シダ類で、学名は Dryopteris sp.(未記載)。英名はありません。
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The "Fuji-iwa-hego" (Dryopteris sp.) belongs to the family Dryopteridaceae. It is an evergreen fern that is an inter-specific hybrid between the "Iwa-hego" (Dryopteris atrata) and the "Oshida" (Dryopteris crassirhizoma). No further information is found.
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茨城県つくば市「つくば実験植物園」にて、2025年01月25日撮影。
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