adder's-tongue


Also found in: Thesaurus, Encyclopedia, Wikipedia.

ad·der's-tongue

(ăd′ərz-tŭng′)

adder's-tongue

n
1. (Plants) any of several terrestrial ferns of the genus Ophioglossum, esp O. vulgatum, that grow in the N hemisphere and have a spore-bearing body that sticks out like a spike from the leaf: family Ophioglossaceae
2. (Plants) another name for dogtooth violet

ad′der's-tongue`



n.
1. any of various ferns of the genus Ophioglossum and family Ophioglossaceae, having a tall fruiting spike resembling a snake's tongue.
2. any of several American dogtooth violets.
References in periodicals archive ?
The abundant plant life includes agrimony, Dyer's greenweed, St John's wort, adder's-tongue fern, cowslip and common twayblade, as well as early purple orchid, common spotted orchid, bee orchid, and greater butterfly orchid, which occur in glades in the scrub.
The order Ophioglossales in Alabama include the adder's-tongue ferns (Ophioglossum) and grapeferns (Botrychium).
The area supports a rich variety of plants such as agrimony, dyer's greenweed, St John's wort, adder's-tongue fern, cowslip, and common twayblade, as well as early purple orchid, common spotted orchid, bee orchid, and greater butterfly orchid.