Adder's Tongue — synonyms, definition
1. adder's tongue (Noun)
1 synonym
adder's tongue fern
1 definition
adder's tongue (Noun) — Ferns with fertile spikes shaped like a snake's tongue.
1 type of
fern
2 types
Ophioglossum pendulum ribbon fern
2 parts of
Ophioglossum genus Ophioglossum