eupatorium purpureum eupatorium purple • eupatorium rugosum · · · Info · Definitions · Characters · · eupatorium purpureum · · Text Common · · Latin · · Scripts 20 · · Length 10 · · Syllables Definitions · · · (noun) North American herb having whorled leaves and terminal clusters of flowers spotted with purple. Synonyms: Joe-Pye weed, purple boneset, trumpet weed, marsh milkweed, Eupatorium purpureum. · · Noun Definition 1 Characters · · space U+0020 a latin small letter a U+0061 e latin small letter e U+0065 i latin small letter i U+0069 m latin small letter m U+006D o latin small letter o U+006F p latin small letter p U+0070 r latin small letter r U+0072 t latin small letter t U+0074 u latin small letter u U+0075