dagger fern


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Noun1.dagger fern - North American evergreen fern having pinnate leaves and dense clusters of lance-shaped frondsdagger fern - North American evergreen fern having pinnate leaves and dense clusters of lance-shaped fronds
fern - any of numerous flowerless and seedless vascular plants having true roots from a rhizome and fronds that uncurl upward; reproduce by spores
genus Polystichum, Polystichum - small to medium-sized terrestrial ferns especially holly ferns; in some classification systems placed in Polypodiaceae