Meaning : Fern with elongate silvery outgrowths enclosing the developing spores.
Synonyms : athyrium thelypteroides, deparia acrostichoides
Meaning : North American fern with narrow fronds on yellowish leafstalks.
Synonyms : athyrium pycnocarpon, diplazium pycnocarpon, glade fern, narrow-leaved spleenwort