Definition of joe-pye weed in English:

joe-pye weed

noun

mass nounNorth American
  • A tall perennial plant of the daisy family, which bears clusters of small purple flowers.

    Eupatorium purpureum and E. maculatum, family Compositae

    • ‘Others are swamp blue aster, a pink turtlehead, speckled joe-pye weed, great lobelia, Pennsylvania buttercup, and several kinds of sedges.’
    • ‘Plants at Holliday Park that are usually confined to fens are swamp blue aster, speckled joe-pye weed, and a rather rare species of pink turtlehead.’

Origin

Early 19th century: of unknown origin.

Pronunciation

joe-pye weed

/ˈdʒəʊpʌɪwiːd/