Family, Composite. Color, yellow, heaves, woolly underneath, large, undivided, alternate, serrate, the lower with petioles, the upper sessile and clasping. August.

Stout, coarse plants, 4 to 5 feet high, with large flowers possessing long and narrow rays around heavy, yellow disks. Root thick and mucilaginous, used in veterinary practice; growing often in clumps, like sunflowers, near barn-yards or in old fields or along lanes and roadsides. Very common.