Polystichum imbricans |
Polystichum munitum |
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imbricate sword-fern, rock sword-fern |
common sword fern, western fern |
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Polystichum imbricans |
Polystichum munitum |
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Habitat | Drier habitats such as open rock crevices and dry conifer forest, occasionally on serpentine, mostly at low elevations. | Moist coniferous woods, in open to deep shade; from sea-level to midmontane. |
Distribution | Occurring on both sides of the Cascades crest in Washington; southwestern British Columbia to California, eastern Idaho, and northern Idaho.
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Occurring chiefly west of the Cascades crest in Washington; British Columbia to Mexico, east to Montana, and disjunct in South Dakota.
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Origin | Native | Native |
Conservation status | Not of concern | Not of concern |
Sibling taxa | ||
Subordinate taxa | ||
Web links |
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