noun
oak ferns: in some classification systems included in genus Thelypteris
• Syn: ↑Gymnocarpium
• Hypernyms: ↑fern genus
• Member Holonyms: ↑Dryopteridaceae, ↑family Dryopteridaceae, ↑Athyriaceae, ↑family Athyriaceae
• Member Meronyms: ↑oak fern, ↑Gymnocarpium dryopteris, ↑Thelypteris dryopteris
Useful english dictionary. 2012.