threadleaf groundsel

1 definition found

threadleaf groundsel - WordNet (r) 2.1 (2005) :

  threadleaf groundsel
      n 1: bluish-green bushy leafy plant covered with close white
           wool and bearing branched clusters of yellow flower heads;
           southwestern United States; toxic to range livestock [syn:
           threadleaf groundsel, Senecio doublasii]