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Definition of Silvery spleenwort
1. Noun. Fern with elongate silvery outgrowths enclosing the developing spores.
Exact synonyms: Athyrium Thelypteroides, Deparia Acrostichoides
Generic synonyms: Fern
Group relationships: Deparia, Genus Deparia
Generic synonyms: Fern
Group relationships: Deparia, Genus Deparia
2. Noun. North American fern with narrow fronds on yellowish leafstalks.
Exact synonyms: Athyrium Pycnocarpon, Diplazium Pycnocarpon, Glade Fern, Narrow-leaved Spleenwort
Generic synonyms: Fern
Group relationships: Athyrium, Genus Athyrium
Generic synonyms: Fern
Group relationships: Athyrium, Genus Athyrium