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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection. United States, Florida, Monroe Co., Big Pine Key.
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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection. United States, Florida, Monroe Co., Big Pine Key.
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Clarence A. Rechenthin. Provided by USDA NRCS East Texas PMC (ETPMC).
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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection. United States, Florida, Orange Co., Orlando, Leu Gardens.
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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection. United States, Florida, Orange Co., Orlando, Leu Gardens.
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Steve Hurst. Provided by ARS Systematic Botany and Mycology Laboratory. Austria, Vienna.
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L.A. Barrett. Provided by National Agricultural Library. United States, Arizona, Pima Co., Tucson.
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B.A. Hendricks. Provided by National Agricultural Library. United States, Arizona, Tonto National Forest, Pine Creek.
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Rex King. Provided by National Agricultural Library. United States, Arizona, Tonto National Forest.
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Rex King. Provided by National Agricultural Library. United States, Arizona, Tonto National Forest.
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Elbert L. Little. Provided by National Agricultural Library. United States, Arizona.
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G.A. Pearson. Provided by National Agricultural Library. United States, Arizona.
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A.F. Potter. Provided by National Agricultural Library. United States, Arizona, Pima Co., Papago Indian Reservation.
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Provided by National Agricultural Library. United States, Arizona.
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Provided by National Agricultural Library. United States, Arizona, Coronado National Forest.
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Provided by National Agricultural Library.
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Provided by National Agricultural Library.
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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection. Netherlands, Curacao.
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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection.
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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection. Dominican Republic, Duverge.
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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection. United States, Virgin Islands, Saint Croix Co..
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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection. United States, Puerto Rico, S.W..
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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection. United States, Virgin Islands, Saint Croix Co..
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Howard, R.A. Provided by Smithsonian Institution, Richard A. Howard Photograph Collection. United States, Virgin Islands, Saint Croix Co..