Nat. ord., Compositae.
Characters. - A procumbent or creeping, branched perennial; the flowering branches shortly ascendingand leafy. Leaf segments fine and pointed, few and compact. Flower-heads on terminal peduncles with white rays. Scales of the receptacle rather broad, obtuse, and nearly as long as the central florets Marcy and Peters give a pretty good account of the action of this plant, and there is a fragmentary proving by Dr. Berridge in the Monthly Horn. Rev., vol. xiii.
Part employed. - The entire plant.
Preparation. - Tincture.