191. Armoracia.—Horse radish.
191. ARMORACIA.—HORSE RADISH. The root of Cochlea'ria armora'cia Linné. Indigenous to Europe, but cultivated in our gardens as a condiment. A cylindrical root 300 mm. (12 in.) long, 12 to 25 mm. (½ to 1 in.) thick; externally pale yellowish-brown, warty; internally white; fracture short; odor when crushed pungent; taste sharp and acrid. Contains a volatile oil similar to oil of mustard. Used only in fresh state as a stimulant to digestion, as a diuretic, and externally as a rubefacient. Dose; 1 to 2 dr. (4 to 8 Gm.).