fiddlehead

fid·dle·head

any of several tall ferns of northern temperate regions having graceful arched fronds and sporophylls resembling ostrich plumes.
New World fern (Osmunda cinnamonea) having woolly cinnamon-colored spore-bearing fronds in early spring later surrounded by green fronds, called also fiddlehead fern; the early uncurling fronds are edible, and sometimes considered as a vegetable delicacy.
an ornament on a ship's bow, curved like the volute or scroll at the head of a violin. Sometimes it serves the function of a billhead. (Naut.)