Perennials
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Pulmonaria x ‘Trevi Fountain’ (Lungwort)
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Pulsatilla patens (Eastern Pasque Flower)
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Pulsatilla vulgaris ‘Alba’ (Pasque Flower)
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Pulsatilla vulgaris (Pasque Flower)
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Pycnanthemum incanum (Hoary Mountain Mint)
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Pycnanthemum muticum (Clustered Mountain Mint)
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Pycnanthemum tenuifolium (Narrowleaf Mountain Mint)
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Pycnanthemum virginianum (Virginia Mountain Mint)
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Ratibida pinnata (Grey-Headed Coneflower)
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Rodgersia aescuifolia (Fingerleaf Rodgersia)
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Rudbeckia fulgida var. deamii (Deam’s Black-Eyed Susan)
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Rudbeckia fulgida var. fulgida (Black-Eyed Susan)