Akademik

any of various ferns of the genera Dryopteris or Polystichum or Lastreopsis having somewhat shield-shaped coverings on the sori

↑broad buckler-fern, ↑Dryopteris dilatata, ↑Goldie's fern, ↑Goldie's shield fern, ↑goldie's wood fern, ↑Dryopteris goldiana, ↑soft shield fern, ↑Polystichum setiferum

: any of various ferns (as of the genera Dryopteris and Polystichum) having more or less shield-shaped indusia — called also buckler fern

any of numerous ferns of the genera Dryopteris and Polystichum, having shield-shaped indusia.

[1805-15]

shield fern noun

Any evergreen or semi-evergreen fern of the genus Polystichum with scales covering the spore-producing pinnae

Main Entry: ↑shield

shield fern,

= wood fern. (Cf. ↑wood fern)

n. any of a number of ferns that have circular shieldlike scales protecting the spore cases: ●

a) a European fern of damp woodland (genus Polystichum, family Dryopteridaceae)

b) an evergreen fern (genus Thelypteris, family Thelypteridaceae)

c) Austral. a fern of forested country (family Aspidiaceae)