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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection. United States, Hawaii, Kauai Co..
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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection. China, Peking.
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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.
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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection. United States, Massachusetts, Suffolk Co., Jamaica Plain, Bussey.
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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection.
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Carole Ritchie. Provided by ARS Systematic Botany and Mycology Laboratory. China, Manchuria.
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Mark A. Garland. United States, North Carolina, Guilford Co., Greensboro, Barber Park.
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Mark A. Garland. United States, North Carolina, Guilford Co., Greensboro, Barber Park.
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Mark A. Garland. United States, North Carolina, Guilford Co., Greensboro, Barber Park.
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Mark A. Garland. United States, North Carolina, Guilford Co., Greensboro, Barber Park.
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Mark A. Garland. United States, North Carolina, Guilford Co., Greensboro, Barber Park.
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Mark A. Garland. United States, North Carolina, Guilford Co., Greensboro, Barber Park.
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Mark A. Garland. United States, North Carolina, Guilford Co., Greensboro, Barber Park.
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Mark A. Garland. United States, North Carolina, Guilford Co., Greensboro, Barber Park.
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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection. Denmark, Copenhagen.
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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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W.G. Baxter. Provided by National Agricultural Library. United States, Kansas, Edwards Co..
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Provided by USDA Forest Service.
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USDA NRCS. Provided by NRCS National Wetland Team.
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Robert H. Mohlenbrock. USDA SCS. Provided by USDA NRCS Wetland Science Institute (WSI).
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Steve Hurst. Provided by ARS Systematic Botany and Mycology Laboratory. United States, Oklahoma.
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W.D. Brush. Provided by National Agricultural Library. United States, Florida.