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Lygodium

noun Ly·go·di·um \ līˈgōdēəm \
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Definition of Lygodium

: a genus of mostly tropical ferns (family Schizaeaceae) characterized by twining fronds that have mostly opposite pairs of pinnae below and sporophylls above — see climbing fern

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Origin and Etymology of lygodium

New Latin, from Greek lygōdēs like a willow (from lygos willow, withe) + New Latin -ium

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