silvery spleenwort is a noun meaning "fern with elongate silvery outgrowths enclosing the developing spores". It carries 2 recorded senses.
fern with elongate silvery outgrowths enclosing the developing spores
North American fern with narrow fronds on yellowish leafstalks
Definitions, synonyms and semantic relations for silvery spleenwort come from Princeton University’s WordNet. Commonness is measured against a corpus of everyday English. Full sources and licences.