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Provided by USDA Forest Service.
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Provided by USDA Forest Service.
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Provided by USDA Forest Service.
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Provided by USDA Forest Service.
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Provided by USDA Forest Service.
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Provided by USDA Forest Service.
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Steve Hurst. Provided by ARS Systematic Botany and Mycology Laboratory.
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Torkel Korling. Provided by National Agricultural Library.
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G.B. Sudworth. Provided by National Agricultural Library.
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K.D. Swan. Provided by National Agricultural Library. United States, Montana, Lewis and Clark National Forest.
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K.D. Swan. Provided by National Agricultural Library. United States, Montana.
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K.D. Swan. Provided by National Agricultural Library. United States, Montana.
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Charles A. Wellner. Provided by National Agricultural Library. United States, Idaho.
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Provided by National Agricultural Library. United States, Montana, Flathead National Forest.
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Provided by USDA Forest Service.
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Steve Hurst. Provided by ARS Systematic Botany and Mycology Laboratory. United States, Colorado.
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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection. United States, Washington, King Co., Seattle.
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E.W. Beasely. Provided by National Agricultural Library. United States, Colorado, Pike National Forest.
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Don K. Porter. Provided by National Agricultural Library. United States, California, Inyo National Forest.
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Don K. Porter. Provided by National Agricultural Library. United States, California, Inyo National Forest.
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Don K. Porter. Provided by National Agricultural Library. United States, California, Inyo National Forest.
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Don K. Porter. Provided by National Agricultural Library. United States, California, Inyo National Forest.
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E.S. Shipp. Provided by National Agricultural Library. United States, Colorado, Pike National Forest.
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Carl Wolf. Provided by National Agricultural Library.