The drug plants of Illinois drugplantsofilli44teho Year: 1951 GOLLINSONIA CANADENSIS L. Stone-root, horse balm, citronella. La- biatae.—An erect, somewhat branched, aromatic, smooth herb 2 to 3 feet tall, per- ennial; rootstock thick, hard; stem stout, often glandular above; leaves ovate, acumi- nate, dentate, 6 to 10 inches long, slender- petioled or the upper ones sessile, opposite; flowers light yellow, about Yi inch long, 2-lipped, lemon-scented, in racemes on the branches of a large panicle. The roostock and the herb collected. From Champaign County south and south- westward in dry, ric


The drug plants of Illinois drugplantsofilli44teho Year: 1951 GOLLINSONIA CANADENSIS L. Stone-root, horse balm, citronella. La- biatae.—An erect, somewhat branched, aromatic, smooth herb 2 to 3 feet tall, per- ennial; rootstock thick, hard; stem stout, often glandular above; leaves ovate, acumi- nate, dentate, 6 to 10 inches long, slender- petioled or the upper ones sessile, opposite; flowers light yellow, about Yi inch long, 2-lipped, lemon-scented, in racemes on the branches of a large panicle. The roostock and the herb collected. From Champaign County south and south- westward in dry, rich woods, becoming common in the Ohio River valley; rare in the north. Contains a glucoside and a resin; the leaves also contain a volatile oil. The root is used as a diuretic and tonic. I GONIUM MACULATUM L. Poison hemlock, deadly hemlock, poison pars- ley. Umbelliferae.—An erect, branched, smooth herb 2 to 5 feet tall, biennial; tap- root large, white, parsnip-like; stem stout, ridged, purple-spotted, hollow; leaves de- compound, large; leaflets ovate, dentate, thin; flowers white, small, in large, open, compound umbels terminal on branches; umbels bracted; seeds gray-brown, small, oval, granular, conspicuously wavy-ribbed. Fruit is gathered green but fully devel- oped and the leaves are collected at flower- ing time. Formerly cultivated; escaped and now locally established along road- sides, in pastures, and on waste ground throughout the state. Contains the volatile, poisonous alkaloid coniine, also conhydrine and meth^lconiine. Used as an antispasmodic, sedative, and anodyne. Both the fresh plant and the dried fruit are highly poisonous.


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