aspidium
nounEtymology A genericized form of taxonomic name Aspidium, from New Latin aspidium (“shield fern”) proposed by Schwartz in Schrader's Journal für die Botanik in 1800, from Ancient Greek ἀσπίς (aspís, “shield”) + -ium.
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Dated Synonym of dryopteris: a member of a certain genus of ferns, including the male fern.