Prepared (how).—Decoction, use one ounce of the root to pint of water and boil. Poultice, bruise the root.

Diseases, Dose, etc.—Dose of the decoction, one to two ounces. Take less when it is taken oftener, as much as the stomach will bear. Make a poultice of the bruised root for piles and local inflammation.

STONE ROOT. Horse Balm. Rich Weed. Knob Root. Hard Hack. Collinsonia
Canadensis.

Internally, used for.—Cramps, colic, dropsy, bladder troubles, gravel, leucorrhea.

Externally, used for.—Poultice for bruises, blows, wounds, strains.

Part used.—The plant.

Gather.—Autumn.

Grows (where).—United States and in Canada.

Prepared (how).—In infusion and poultice, steep the root in a covered dish.

Diseases, Dose, etc.—Dose of the infusion half to one ounce, three or four times a day.