. The drug plants of Illinois . TEUGRIUM CANADENSE L. Ger- mander. Labiatae.—An erect, usually unbranched, hoary herb 1 to 3 feet high, perennial; stem slender, 4-sided; leaves lanceolate, acute, 2 to 5 inches long, irreg- ularly dentate, short-petioled, opposite; flowers purple to white, 1/^ to ^ inch long, apparently 1-lipped, in few-flowered whorls crowded in a dense, terminal spike; spike 6 to 12 inches long in fruit. The herb collected. Infrequent but occurring throughout the state in moist soil, along streams, and in open woods; also as a weed along roads and in fields and pastures. Cont
. The drug plants of Illinois . TEUGRIUM CANADENSE L. Ger- mander. Labiatae.—An erect, usually unbranched, hoary herb 1 to 3 feet high, perennial; stem slender, 4-sided; leaves lanceolate, acute, 2 to 5 inches long, irreg- ularly dentate, short-petioled, opposite; flowers purple to white, 1/^ to ^ inch long, apparently 1-lipped, in few-flowered whorls crowded in a dense, terminal spike; spike 6 to 12 inches long in fruit. The herb collected. Infrequent but occurring throughout the state in moist soil, along streams, and in open woods; also as a weed along roads and in fields and pastures. Contains a volatile oil, tannin, and a bit- ter principle. Used as an aromatic, stimu- lant, diaphoretic, diuretic, and emmenagogue. THUJA OGGIDENTALIS L. Arbor vitae, white cedar, 3^ellow cedar, feath- er-leaf cedar. Pinaceae.—A small to moderate, densely branched, evergreen tree; bark of the trunk red-tinted, shal- lowly fissured into narrow ridges; trunk usually divided into 2 or 3 stout^ upright, secondary stems; branches and branchlets slender; the tw^igs covered with small, flat- tened, pointed, overlapping, 4-ranked, scale- like leaves; frondlike; fruit a small, woody cone. The leaves and branchlets (leafy tw^igs) collected. Native but rare in the north- eastern quarter of the state; extensively used as a decorative tree in all parts of the state. Contains a volatile oil and the crj-stalllne principle thujone. Acts as a stimulant and Is used also as a diuretic and carminative; the volatile oil Is an emmenagogue. THYMUS SERPYLLUM L. Modier- of-thyme, creeping thyme. Labiatae. The herb collected. Formerly planted in herb and flower gardens, occasionally escaped and persisting as colonies. Contains a volatile oil (oil of thyme) which yields thymol. Used as an anti- spasmodic In whooping cough; the oil Is used as a carminative, antiseptic, and rubefacient.
Size: 2075px × 2409px
Photo credit: © The Bookworm Collection / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., boo, bookcentury1900, booksubjectbotany, booksubjectbotanymedical
