athyrium pycnocarpon athyrium filix-femina • athyrium thelypteroides · · · Info · Definitions · Synonyms · Characters · · athyrium pycnocarpon · · Text Common · · Latin · · Scripts 20 · · Length 8 · · Syllables Definitions · · · (noun) North American fern with narrow fronds on yellowish leafstalks. Synonyms: silvery spleenwort, glade fern, narrow-leaved spleenwort, Athyrium pycnocarpon, Diplazium pycnocarpon. · · Noun Definition 1 Synonyms · · · silvery spleenwort · · Synonym 1 glade fern · · Synonym 2 narrow-leaved spleenwort · · Synonym 3 diplazium pycnocarpon · · Synonym 4 Characters · · space U+0020 a latin small letter a U+0061 c latin small letter c U+0063 h latin small letter h U+0068 i latin small letter i U+0069 m latin small letter m U+006D n latin small letter n U+006E o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 t latin small letter t U+0074 u latin small letter u U+0075 y latin small letter y U+0079