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Crag Holly Fern, Rock Sword Fern
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Aetopteron scopulinum, Aspidium aculeatum var. scopulinum, Polystichum mohrioides var. scopulinum
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Polypodiopsida
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Polypodiales
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Dryopteridaceae
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USA-W (Wyoming, Arizona, California, Colorado, Idaho, Montana, Nevada, Oregon, Utah, Washington), Canada-W (S-British Columbia), Canada-E (Newfoundland, Quebec)
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ja
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