fern - any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores

Athyriaceae, Dryopteridaceae, family Athyriaceae, family Dryopteridaceae - alternative names for one of a number of families into which the family Polypodiaceae has been subdivided in some classification systems

broad buckler-fern, Dryopteris dilatata - European shield fern

Dryopteris goldiana, Goldie's fern, Goldie's shield fern, goldie's wood fern - North American fern with a blackish lustrous stipe

Polystichum setiferum, soft shield fern - European shield fern cultivated in many varieties