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Ophioglossum

noun Ophio·glos·sum
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Definition of Ophioglossum

: the type genus of the family Ophioglossaceae comprising the adder's-tongues and having a solitary simple frond with netted venation and a terminal spike formed of two rows of coalescent sporangia

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Origin and Etymology of ophioglossum

New Latin, from ophi- + -glossum, from Greek glōssa tongue (explanation)

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