Open English Wordnet
Nouns
(n)Joe-Pye weed, purple boneset, trumpet weed, marsh milkweed, Eupatorium purpureumNorth American herb having whorled leaves and terminal clusters of flowers spotted with purple
(n)Joe-Pye weed, spotted Joe-Pye weed, Eupatorium maculatumNorth American herb having whorled leaves and terminal clusters of small pinkish or purple flower heads