Noun: Eupatorium purpureum
- North American herb having whorled leaves and terminal clusters of flowers spotted with purple
"Eupatorium purpureum attracted butterflies to the wetland";
- Joe-Pye weed, purple boneset, trumpet weed, marsh milkweed
Type of: herb, herbaceous plant
Part of: Eupatorium, genus Eupatorium
Encyclopedia: Eupatorium purpureum