150. MAGNOLIA.—MAGNOLIA. The bark of Magno'lia glau'ca Linné. Habitat: Middle and Southern United States. A thin-quilled bark of a gray color, or sometimes light brown, fissured, and covered with numerous scattered warts; the inner surface smooth and of a light brown color; fracture short, toward the inner portion somewhat fibrous; nearly inodorous, with a bitter, spicy, and pungent taste. It contains a volatile oil, resin, tannin, coloring matters, gum, and a crystalline glucoside, magnolin. Used as a diaphoretic, tonic, and febrifuge. Dose: 10 to 80 gr. (2 to 4 Gm.) in decoction.