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Rudbeckia purpurea (Purple Rudbeckia) - Plate 2

Citation

Unknown. 1787. “Rudbeckia purpurea (Purple Rudbeckia) - Plate 2.” Special Collections, USDA National Agricultural Library. Accessed September 19, 2017, https://www.nal.usda.gov/exhibits/speccoll/items/show/586.