osmund

Từ điển WordNet v3.1 - WordNet Dictionary

noun

any fern of the genus Osmunda: large ferns with creeping rhizomes;
naked sporangia are on modified fronds that resemble flower clusters
• Syn:
flowering fern
• Hypernyms:
fern
• Hyponyms:
royal fern, royal osmund, king fern, ditch fern, French bracken,
French bracken, interrupted fern, Osmunda clatonia, cinnamon fern, fiddlehead,
fiddlehead fern, Osmunda cinnamonea
• Member Holonyms:
genus Osmunda