Definition of Adder's tongue fern
1. Noun. Ferns with fertile spikes shaped like a snake's tongue.
Generic synonyms: Fern
Group relationships: Genus Ophioglossum, Ophioglossum
Specialized synonyms: Ophioglossum Pendulum, Ribbon Fern
Adder's Tongue Fern Pictures
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Lexicographical Neighbors of Adder's Tongue Fern
Literary usage of Adder's tongue fern
Below you will find example usage of this term as found in modern and/or classical literature:
1. Minnesota Plant Life by Conway MacMillan (1899)
"After Atkinson. ordinary fern-leaf compares only with the fertile lobe of the adder.s-tongue fern-leaf. This fertile lobe has greatly enlarged and assumed ..."