| NOUN | plant | flowering fern, Helminthostachys zeylanica | Australasian fern with clusters of sporangia on stems of fertile fronds |
|---|---|---|---|
| plant | flowering fern, osmund | any fern of the genus Osmunda |
| Meaning | Australasian fern with clusters of sporangia on stems of fertile fronds. | |
|---|---|---|
| Synonym | Helminthostachys zeylanica | |
| Member of | Helminthostachys, genus Helminthostachys | One species |
| Broader | fern | Any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward |
| Meaning | Any fern of the genus Osmunda: large ferns with creeping rhizomes; naked sporangia are on modified fronds that resemble flower clusters. | |
|---|---|---|
| Synonym | osmund | |
| Member of | genus Osmunda | type genus of the Osmundaceae |
| Narrower | cinnamon fern, fiddlehead, fiddlehead fern, Osmunda cinnamonea | New World fern having woolly cinnamon-colored spore-bearing fronds in early spring later surrounded by green fronds |
| interrupted fern, Osmunda clatonia | North American fern having tall erect pinnate fronds and a few sporogenous pinnae at or near the center of the fertile fronds | |
| royal fern, royal osmund, king fern, ditch fern, French bracken, Osmunda regalis | large deeply rooted fern of worldwide / worldwide distribution with upright bipinnate compound tufted fronds | |
| Broader | fern | Any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward |
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