The scraped and dried rhizome of Zingiber officinale.
HABITAT.--East and West Indies and India; cultivated in tropical
climates.
PROPERTIES.--Ginger owes its taste to a pungent resin, its aroma to a
volatile oil, and its medicinal and flavoring properties to both
constituents, which are chiefly found in the delicate felted layer lying
between the starchy, mealy parenchyma and the brown, horny, external
covering.
DOSE.--Horses, 2 dr. to 1 oz.; cattle, 1 to 4 oz.; sheep and pigs, 1 to
2 dr.; dogs, 5 to 15 gr.