Common Name: spotted Joe-pye weedScientific Name: Eupatorium maculatum L. syn. Eupatoriadelphus maculatus, Eutrochium maculatumFamily Name: Asteraceae (Compositae) - Aster or Sunflower FamilyIdentification NotesLife Cyclenative perennial, reproducing by seed Stemsupright, stout, tall, unbranched, solid purple or purple spotted, not hollow, whitish hairs Leaveswhorled 4-5(6) per node, lanceolate to narrowly ovate, petioled, margins sharp toothed Flowersheads of purple or lavender disk (tubulate) florets, 8-24 florets per head; terminal cluster, flat topped