1. (n.) A genus of ferns (Ophioglossum), whose seeds are produced on a spike resembling a serpent's tongue.
2. (n.) The yellow dogtooth violet.
| Adder'S-tongue 1. (n.) A genus of ferns (Ophioglossum), whose seeds are produced on a spike resembling a serpent's tongue. 2. (n.) The yellow dogtooth violet. | |