'Eupatorium purpureum' definitions:

Definition of 'Eupatorium purpureum'

(from WordNet)
noun
North American herb having whorled leaves and terminal clusters of flowers spotted with purple [syn: Joe-Pye weed, purple boneset, trumpet weed, marsh milkweed, Eupatorium purpureum]

Definition of 'Eupatorium purpureum'

From: GCIDE
  • Trumpetweed \Trump"et*weed`\, n. (Bot.) (a) An herbaceous composite plant (Eupatorium purpureum), often having hollow stems, and bearing purplish flowers in small corymbed heads. (b) The sea trumpet. [1913 Webster]

Definition of 'Eupatorium purpureum'

From: GCIDE
  • Joe-Pye weed \Joe`-Pye" weed`\ (Bot.) A tall composite plant of the genus Eupatorium ({Eupatorium purpureum}), with purplish flowers, and whorled leaves. [1913 Webster]