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nounlarge widespread genus of medium-sized terrestrial ferns; in some classification systems placed in Polypodiaceae
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Definition that contains dryopteris
- parathelypteris novae-boracensis slender shield fern of moist woods of eastern North America; sometimes placed in genus Dryopteris
- dryopteris oreades a fern of the genus Dryopteris
- mountain male fern a fern of the genus Dryopteris
- wood fern any of various ferns of the genus Dryopteris
- phegopteris beech ferns: genus is variously classified: considered alternative name for genus Dryopteris or included in genus Thelypteris
- genus oreopteris 3 species of ferns formerly included in genus Dryopteris or Thelypteris
- new york fern slender shield fern of moist woods of eastern North America; sometimes placed in genus Dryopteris
- buckler fern any of various ferns of the genera Dryopteris or Polystichum or Lastreopsis having somewhat shield-shaped coverings on the sori
- wood-fern any of various ferns of the genus Dryopteris
- shield fern any of various ferns of the genera Dryopteris or Polystichum or Lastreopsis having somewhat shield-shaped coverings on the sori