Noun american watercress has 2 senses
  1. American watercress, mountain watercress, Cardamine rotundifolia - mat-forming perennial found in cold springs of the eastern United States
    --1 is a kind of watercress
  2. Belle Isle cress, early winter cress, land cress, American cress, American watercress, Barbarea verna, Barbarea praecox - of southwestern Europe; cultivated in Florida
    --2 is a kind of winter cress, St. Barbara's herb, scurvy grass
    --2 is a part of Barbarea, genus Barbarea
,
TOP