Eutrochium purpureum (L.) E.E.Lamont [ Eupatorium purpureum L.]
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Eutrochium purpureum (L.) E.E.Lamont [ Eupatorium purpureum L.] [Compositae]
L. Trattinnick (Trattinick), Thes. Bot.: t. 13 (1839) [Fuester]