os.mun.da

n.（名詞）
Any of several ferns of the genusOsmunda, having erect, bipinnately compound fronds and deeply contracted fertile pinnules. The fibrous roots are sometimes used as a potting medium for cultivated plants, and the young crosiers are used as food.
紫萁：一種紫萁 屬的蕨類植物，長有直立的二次羽狀復(fù)葉及深度皺縮的產(chǎn)孢子二次羽葉。其須根有時可用作栽培植物的盆栽培養(yǎng)基，其嫩葉卷頭可用作食物

來源：
New Latin Osmunda [genus name]
現(xiàn)代拉丁語 Osmunda [屬名]
from Middle English osmunde [a kind of fern]
源自 中古英語 osmunde [一種蕨]
from Old French osmonde
源自 古法語 osmonde