Eupatorium capillifolium

Common Name: 
dogfennel, tall fennel
Scientific Name: 
Eupatorium capillifolium (Lam.) Small
Family Name: 
Asteraceae (Compositae) - Aster or Sunflower Family
Identification Notes
Life Cycle
native perennial, reproducing by seed
upright, tall, multiply from base, branching above, becoming woody below, fine pubescent to hairy, sometimes hairless below, often reddish to dark red or purple
Stems of Dogfennel
Stems of Dogfennel
opposite below and alternate above, pinnately divided 3 (sometimes 3 or 4) times in fine narrow linear segments, granular dots present, small leaves in axils common, foul smelling
Leaves of Dogfennel
heads of greenish white disk (tubulate) florets, small and inconspicuous; large branched panicles above