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Britton, N.L., and A. Brown. Provided by Kentucky Native Plant Society.
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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection. United States, Massachusetts, Middlesex Co., Acton.
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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection. United States, Massachusetts, Middlesex Co., Acton.
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Tracey Slotta. Provided by ARS Systematic Botany and Mycology Laboratory. United Kingdom, England, Kew.
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Tracey Slotta. Provided by ARS Systematic Botany and Mycology Laboratory. Russia, Saint Petersburg.
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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection. South Africa, East London.
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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection.
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Tracey Slotta. Provided by ARS Systematic Botany and Mycology Laboratory.
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Tracey Slotta. Provided by ARS Systematic Botany and Mycology Laboratory.
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Tracey Slotta. Provided by ARS Systematic Botany and Mycology Laboratory.
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Tracey Slotta. Provided by ARS Systematic Botany and Mycology Laboratory. France, Nice.
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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection.
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Steve Hurst. Provided by ARS Systematic Botany and Mycology Laboratory. Ireland, Dublin.
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Britton, N.L., and A. Brown. Provided by Kentucky Native Plant Society.
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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection. United States, Massachusetts, Middlesex Co., Weston.
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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. China, Manchuria.
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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection. Canada, Quebec, Montreal, Montreal Botanical Garden.
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Steve Hurst. Provided by ARS Systematic Botany and Mycology Laboratory. Georgia, Tiflis.
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Steve Hurst. Provided by ARS Systematic Botany and Mycology Laboratory.
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Clarence A. Rechenthin. Provided by USDA NRCS East Texas PMC (ETPMC).
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Steve Hurst. Provided by ARS Systematic Botany and Mycology Laboratory. United States, Massachusetts.
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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. Italy, Ventimiglia.