Growth Habit: Perennial, erect to 2 feet tall.

Leaves: Lower leaves are lance-shaped, 2-5 inches long including short stalk, margins lobed or deeply parted. Upper leaves are lance-shaped, attached directly to stem, margins toothed.

Stem: Numerous from root crown, terminating in flowers.

Flower: Solitary, 1 1/2" wide, numerous white petals and a yellow center. Flowers June to August.

Roots: Fibrous.

Seeds: Straw colored, 1/8 inch long.

Reproduction: Seeds.

Biological Controls: None used in Yellowstone County at this time.

Herbicides: Tordon & 2,4-D, Escort.