JALAPA—JALAP

The dried tuberous roots of Exogonium Purga Bentham, yielding not less than eight per cent of total resin, but not more than one and a half per cent of the resin soluble in ether.

Habitat.—Southern United States and Mexico.

Properties.—The root is dark brown, with numerous concentric circles composed of small resin cells; fracture resinous, lustrous, not fibrous; odor slight, but peculiar, smoky and sweetish; taste sweetish and acrid.

Dose.—Pigs, 2 to 4 dr.; dogs, 1 to 2 dr.; cats, 12 to 1 dr.