- shield fern, buckler fern - any of various ferns of the genera Dryopteris or Polystichum or Lastreopsis having somewhat shield-shaped coverings on the sori
--1 is a kind of fern
--1 is a member of
--1 has particulars:Dryopteridaceae, family Dryopteridaceae, Athyriaceae, family Athyriaceae broad buckler-fern, Dryopteris dilatata; Goldie's fern, Goldie's shield fern, goldie's wood fern, Dryopteris goldiana; soft shield fern, Polystichum setiferum