ditch fern


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Noun1.ditch fern - large deeply rooted fern of worldwide distribution with upright bipinnate compound tufted frondsditch fern - large deeply rooted fern of worldwide distribution with upright bipinnate compound tufted fronds
osmund, flowering fern - any fern of the genus Osmunda: large ferns with creeping rhizomes; naked sporangia are on modified fronds that resemble flower clusters