 osmunda_regalis |
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| 1. | [ noun ] (botany) large deeply rooted fern of worldwide distribution with upright bipinnate compound tufted fronds | |
| Synonyms: | royal_osmund king_fern ditch_fern French_bracken royal_fern | |
| Related terms: | flowering_fern | |
| Similar spelling: |
Osmunda_clatonia |
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