Definition that contains polypod
- family blechnaceae one of a number of families into which the family Polypodiaceae has been subdivided in some classification systems; includes genera Blechnum, Doodia, Sadleria, Stenochlaena, and Woodwardia
- family dennstaedtiaceae one of a number of families into which Polypodiaceae has been subdivided in some classification systems
- phlebodium aureum tropical American fern with brown scaly rhizomes cultivated for its large deeply lobed deep bluish-green fronds; sometimes placed in genus Polypodium
- dennstaedtiaceae one of a number of families into which Polypodiaceae has been subdivided in some classification systems
- genus woodsia genus of small to medium-sized usually rock-inhabiting ferns of temperate and cold regions; in some classification systems placed in Polypodiaceae
- athyrium temperate and tropical lady ferns; in some classifications placed in family Polypodiaceae or in the genus Asplenium
- genus oleandra or family Polypodiaceae: tropical epiphytic or terrestrial ferns
- genus cheilanthes small evergreen ferns: lipferns; in some classifications placed in family Polypodiaceae or Adiantaceae
- adiantum cosmopolitan genus of ferns: maidenhair ferns; in some classification systems placed in family Polypodiaceae or Adiantaceae
- genus cystopteris chiefly small perennial rock ferns: bladder ferns; in some classifications placed in Polypodiaceae