AMMONIACUM. Gum ammoniacum is useful for chronic coughs. The dose is two drachms daily, in a quart of gruel. ANISEED. A good carminative in flatulent colic. The dose is about one ounce, infused in a quart of boiling water. ANTHEMIS, (camomile.) It is used as a tonic in derangement of the digestive organs, &c. An ounce of the flowers may be infused in a quart of water, and given when cool. It is useful also as an external application in bruises and sprains. ASH BARK, WHITE. This is a useful remedy in loss of cud, caused by disease of the liver. Dose, one ounce of the bark, infused in boiling water. When cool, pour off the clear liquor. ASSAFOETIDA. This article is used as an antispasmodic. The dose is from one to two drachms, administered in thin gruel. BALM, LEMON. See _Fever Drink_. BALM OF GILEAD BUDS. One ounce of the buds, after being infused in boiling water and strained, makes a good drink for chronic coughs. BALMONY. A good tonic and vermifuge. BALSAM, CANADA, is a diuretic, and may be given in slippery elm, in doses of one table-spoonful for diseases of the kidneys. BALSAM OF COPAIBA, or CAPIVI, is useful in all diseases of the urinary organs, and, combined with powdered marshmallows and water, makes a good cough drink. Dose, half an ounce. BALEAM OF TOLU. Used for the same purpose as the preceding. BARLEY. Barley water, sweetened with honey, is a useful drink in fevers. BAYBERRY BARK. We have frequently prescribed this article in the preceding pages as an antiseptic and astringent for scouring and dysentery. BEARBERRY, (_uva ursi_.) This is a popular diuretic, and is useful when combined with marshmallows. When the urine is thick and deficient in quantity, or voided with difficulty, it may be given in the following form:-- Powdered bearberry, 1 ounce. " marshmallows, 2 ounces. Indian meal, 2 pounds. Mix. Dose, half a pound daily, in the cow's feed. BITTER ROOT, (_apocynum androsæmifolium_.) Given in doses of half an ounce of the powdered bark, it acts as an aperient, and is good wherever an aperient is indicated. BLACKBERRY ROOT, (_rubus trivialis_.) A valuable remedy for scours in sheep. BLACK ROOT, (_leptandra virginica_.) The extract is used as physic, instead of aloes. (See _Physic for Cattle_.) A strong decoction of the fresh roots will generally act as a cathartic on all classes of animals. BLOODROOT, (_sanguinaria canadensis_.) It is used in our practice as an escharotic. It acts on fungous excrescences, and is a good substitute for nitrate of silver in the dispersion of all morbid growth. One ounce of the powder, infused in boiling vinegar, is a valuable application for rot and mange. BLUE FLAG, (_iris versicolor_.) The powdered root is a good vermifuge. BONESET, (_eupatorium perfoliatum_.) This is a valuable domestic remedy. Its properties are too well known to the farming community to need any description.