Open English Wordnet
Nouns
(n)ostrich fern, shuttlecock fern, fiddlehead, Matteuccia struthiopteris, Pteretis struthiopteris, Onoclea struthiopteristall fern of northern temperate regions having graceful arched fronds and sporophylls resembling ostrich plumes
(n)cinnamon fern, fiddlehead, fiddlehead fern, Osmunda cinnamoneaNew World fern having woolly cinnamon-colored spore-bearing fronds in early spring later surrounded by green fronds; the early uncurling fronds are edible
