1. A shrub of salt marshes of eastern and south central North America and West Indies; fruit is surrounded with white plumelike hairy tufts
   "The groundsel bush's white seeds drifted on the coastal breeze";
   - groundsel tree, consumption weed, cotton-seed tree, Baccharis halimifolia

Derived forms: groundsel bushes

Type of: bush, shrub

Part of: Baccharis, genus Baccharis

Encyclopedia: Groundsel bush