Osmunda cinnamonea

Từ điển Oxford Learners Wordfinder Dictionary

noun

New World fern having woolly cinnamon-colored spore-bearing fronds in early spring later surrounded by green fronds;
the early uncurling fronds are edible
• Syn:
cinnamon fern, fiddlehead, fiddlehead fern
• Hypernyms:
flowering fern, osmund