Eupatorium purpureum L., Sp. Pl.: 838. 1753
Eupatorium purpureum, Sp. Pl.: 838. 1753
is basionym for Eupatoriadelphus purpureus in Phytologia 19: 432. 1970
is basionym for Eutrochium purpureum in Sida 21: 902. 2004
Eupatorium purpureum, Sp. Pl.: 838. 1753