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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection. United States, Utah.
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Clarence A. Rechenthin. Provided by USDA NRCS East Texas PMC (ETPMC). United States, Texas, Val Verde Co., Del Rio, N. of town.
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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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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection. Pakistan, Basle.
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Steve Hurst. Provided by ARS Systematic Botany and Mycology Laboratory. United States, Texas, El Paso Co., El Paso.
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Provided by USDI Bureau of Land Management (BLM). United States, Utah.
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Provided by USDI Bureau of Land Management (BLM). United States, Utah.
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Provided by USDI Bureau of Land Management (BLM). United States, Utah.
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Steve Hurst. Provided by ARS Systematic Botany and Mycology Laboratory. United States, Arizona, Pima Co., Tucson.
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Steve Hurst. Provided by ARS Systematic Botany and Mycology Laboratory. United States, Nevada.
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Provided by USDI Bureau of Land Management (BLM). United States, California, Mono Co..
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Provided by USDI Bureau of Land Management (BLM). United States, California, Mono Co..
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Provided by USDI Bureau of Land Management (BLM). United States, California, Mono Co..
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Provided by Smithsonian Institution, Department of Botany.