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Provided by USDA Forest Service.
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Provided by USDA Forest Service.
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L.D. Bailey. Provided by National Agricultural Library. United States, Oregon, Fremont National Forest.
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J.O. Stewart. Provided by National Agricultural Library. United States, Utah.
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Provided by USDA Forest Service.
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Doug Goldman. Provided by USDA NRCS National Plants Data Team (NPDT). United States, Texas, Travis Co., Austin, Mount Bonnell.
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Doug Goldman. Provided by USDA NRCS National Plants Data Team (NPDT). United States, Texas, Travis Co., Austin, Mount Bonnell.
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Doug Goldman. Provided by USDA NRCS National Plants Data Team (NPDT). United States, Texas, Travis Co., Austin, Mount Bonnell.
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Doug Goldman. Provided by USDA NRCS National Plants Data Team (NPDT). United States, Texas, Travis Co., Austin, Mount Bonnell.
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Provided by National Agricultural Library. United States, California.
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Steve Hurst. Provided by ARS Systematic Botany and Mycology Laboratory.
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J.G. Jack. Provided by National Agricultural Library.
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Patrick J. Alexander.
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Steve Hurst. Provided by ARS Systematic Botany and Mycology Laboratory. Japan, Tokyo.
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Steve Hurst. Provided by ARS Systematic Botany and Mycology Laboratory.
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Provided by National Agricultural Library. United States, Wyoming.
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Britton, N.L., and A. Brown. Provided by Kentucky Native Plant Society.
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E.S. Shipp. Provided by National Agricultural Library. United States, New Mexico, Santa Fe National Forest.
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Provided by National Agricultural Library. United States, Arizona.
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Provided by National Agricultural Library. United States, Arizona, Tonto National Forest.
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Provided by National Agricultural Library. United States, Arizona, Tonto National Forest.
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Provided by National Agricultural Library. United States, New Mexico.
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Provided by Smithsonian Institution, Department of Botany.
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G.B. Sudworth. Provided by National Agricultural Library.