Definition that contains genus dryopteris
- wood fern any of various ferns of the genus Dryopteris
- genus thelypteris marsh ferns: in some classification systems considered part of genus Dryopteris in family Dryopteridaceae
- 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
- wood-fern any of various ferns of the genus Dryopteris
- mountain male fern a fern 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
- thelypteris marsh ferns: in some classification systems considered part of genus Dryopteris in family Dryopteridaceae