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Provided by USDA Forest Service.
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Provided by USDA Forest Service.
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Clarence A. Rechenthin. Provided by USDA NRCS East Texas PMC (ETPMC).
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Clarence A. Rechenthin. Provided by USDA NRCS East Texas PMC (ETPMC).
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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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Provided by USDA Forest Service.
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Steve Hurst. Provided by ARS Systematic Botany and Mycology Laboratory. United States, Massachusetts, Suffolk Co., Arnold Arboretum.
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Tracey Slotta. Provided by ARS Systematic Botany and Mycology Laboratory. United States, Pennsylvania.
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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, California.
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Patrick J. Alexander.
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W.A. Jackson. Provided by National Agricultural Library. United States, New Mexico.
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W.A. Jackson. Provided by National Agricultural Library. United States, New Mexico.
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Provided by National Agricultural Library. United States, Arizona.
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Provided by National Agricultural Library. United States, Arizona.
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Tracey Slotta. Provided by ARS Systematic Botany and Mycology Laboratory.
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Jennifer Anderson. United States, Iowa, Scott Co., Davenport, Nahant Marsh.
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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, Mississippi.
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Patrick J. Alexander.
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Patrick J. Alexander.
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W.D. Brush. Provided by National Agricultural Library. United States, Maryland.
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W.D. Brush. Provided by National Agricultural Library. United States, Maine.