Synonyms/Hypernyms (Ordered by Estimated Frequency) of noun rattlesnake_fern

1 sense of rattlesnake fern

Sense 1
rattlesnake fern, Botrychium virginianum -- (American fern whose clustered sporangia resemble a snake's rattle)
       => grape fern -- (a fern of the genus Botrychium having a fertile frond bearing small grapelike clusters of spore cases)