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Norman Melvin.
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Britton, N.L., and A. Brown. Provided by Kentucky Native Plant Society.
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Britton, N.L., and A. Brown. Provided by Kentucky Native Plant Society.
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Jennifer Anderson. United States, Iowa, Scott Co., Davenport.
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Steve Hurst. Provided by ARS Systematic Botany and Mycology Laboratory. United States, District of Columbia, Washington.
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Britton, N.L., and A. Brown. Provided by Kentucky Native Plant Society.
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Ken Robertson.
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Ken Robertson.
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Ken Robertson.
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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 Kingdom, England, Ipswich.
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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, Massachusetts, Middlesex Co., Weston.
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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection. United States, Maine.
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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.
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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, Maryland, Montgomery Co., Great Falls.
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Britton, N.L., and A. Brown. Provided by Kentucky Native Plant Society.
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Patrick J. Alexander.
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Patrick J. Alexander.
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Patrick J. Alexander.
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Britton, N.L., and A. Brown. Provided by Kentucky Native Plant Society.