fid·dle·head 
(fĭdl-hĕd′)
(fĭdl-hĕd′)n.
1. A curved, scroll-like ornament at the top of a ship's bow resembling that on the head of a violin.
2. The young, coiled, edible frond of any of various ferns. Also called crosier.
fiddleheaddeer fern fiddlehead
Blechnum spicant