rattlesnake fern rattlesnake-bite • rattlesnake flag · · · Info · Definitions · Synonyms · Characters · · rattlesnake fern · · Text Common · · Latin · · Scripts 16 · · Length 5 · · Syllables Definitions · · · (noun) American fern whose clustered sporangia resemble a snake's rattle. Synonyms: rattlesnake fern, Botrychium virginianum. · · Noun Definition 1 Synonyms · · · botrychium virginianum · · Synonym 1 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 f latin small letter f U+0066 k latin small letter k U+006B l latin small letter l U+006C n latin small letter n U+006E r latin small letter r U+0072 s latin small letter s U+0073 t latin small letter t U+0074