Bible Dictionaries
Adder's-Tongue

Webster's Dictionary

(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.

Bibliography Information
Webster, Noah. Entry for 'Adder's-Tongue'. Noah Webster's American Dictionary. https://www.studylight.org/​dictionaries/​eng/​web/​a/adders-tongue.html. 1828.