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Provided by USDA Forest Service.
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Provided by USDA Forest Service.
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Britton, N.L., and A. Brown. Provided by Kentucky Native Plant Society.
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Steve Hurst. Provided by ARS Systematic Botany and Mycology Laboratory. United States, Oregon.
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Steve Hurst. Provided by ARS Systematic Botany and Mycology Laboratory.
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Steve Hurst. Provided by ARS Systematic Botany and Mycology Laboratory. United States, California.
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Robert H. Mohlenbrock. USDA SCS. Provided by USDA NRCS Wetland Science Institute (WSI).
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Steve Hurst. Provided by ARS Systematic Botany and Mycology Laboratory. United States, Nevada.
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Steve Hurst. Provided by ARS Systematic Botany and Mycology Laboratory. United States, Utah.
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Provided by USDA Forest Service.
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F. Lee Kirby. Provided by National Agricultural Library. United States, Arizona.
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F. Lee Kirby. Provided by National Agricultural Library. United States, Arizona, Tonto National Forest.
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Steve Hurst. Provided by ARS Systematic Botany and Mycology Laboratory. United States, Nevada.
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Patrick J. Alexander.
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Patrick J. Alexander.
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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection. United States, Arizona.
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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, Colorado, Larimer Co., Estes Park.
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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection.
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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection. United States, California, Humboldt Co., Samoa dunes.
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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection. United States, Colorado, Larimer Co., Estes Park.
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Britton, N.L., and A. Brown. Provided by Kentucky Native Plant Society.