This is a hot, bitter herb, grows common in highways, and is cultivated in gardens. A tea made of this herb is good for hysterics and other female complaints ; it will strengthen those that have weak veins and kidneys, and is good for the stranguary, or stoppage of urine. It is also of use for the relief of colds and of the menstrual flow when obstructed by colds. Pregnant women must not use it. The green leaves pounded are good to put on bruises and sprains, and will allay the swelling. Dose of the tincture is from 30 to 60 minims. Best taken in hot water.