cinnamon fern

cinnamon fern

n. A fern (Osmundastrum cinnamomeum syn. Osmunda cinnamomea) found throughout the Americas and in East Asia having narrow, spore-bearing, cinnamon-colored fronds in early spring, which are later encircled by long, pinnately compound, sterile fronds.

cin′namon fern`

n. a common coarse fern, Osmunda cinnamomea, having rusty-woolly stalks, growing in wet, low thickets. [1810–20]

Thesaurus

Noun

1.

cinnamon fern - New World fern having woolly cinnamon-colored spore-bearing fronds in early spring later surrounded by green fronds; the early uncurling fronds are ediblefiddlehead fern, Osmunda cinnamonea, fiddleheadosmund, flowering fern - any fern of the genus Osmunda: large ferns with creeping rhizomes; naked sporangia are on modified fronds that resemble flower clusters