CALUMBA
The dried transversely cut slices of the root of Jateorhiza Calumba.
Habitat.—Mozambique, East Africa. Cultivated in the East Indies.
Properties.—Odor slight, taste bitter. It contains calumbin, a neutral bitter, crystalline substance; an alkaloid, berberine; calumbic acid and starch.
Dose.—Horses and cattle, 1⁄2 to 1 oz.; sheep and pigs, 1 to 2 drs.; dogs, 5 to 30 grs.