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ARNICA

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Originally appearing in Volume V02, Page 630 of the 1911 Encyclopedia Britannica.
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ARNICA , a genus of See also:

plants belonging to the natural See also:order See also:Compositae, and containing 18 See also:species, mostly See also:north-See also:west See also:American. The most important species is Arnica .See also:montana (See also:mountain See also:tobacco), a perennial See also:herb found in upland meadows in See also:northern and central See also:Europe (but not extending to See also:Britain), and on the mountains of western and central Europe.' A closely allied species (A. angustifolia), with very narrow leaves, is met with in See also:Arctic See also:Asia and See also:America. The heads of See also:flowers are large, 2 to 2 in. across, See also:orange-yellow in See also:colour; and See also:borne on the See also:summit of the See also:stem or branches; the See also:outer See also:ray-flowers are an See also:inch in length. The achenes (fruits) are See also:brown and hairy, and are crowned by a tuft of stiffish hairs (pappus). The See also:root-stock of A. montana is tough, slender, of a dark brown colour and an inch or two in length. It gives off numerous See also:simple roots from its under See also:side, and shows on its upper side the remains of rosettes of leaves. It yields an essential oil in small quantity, and a resinous See also:matter called arnicin,.C12H2202, a yellow crystal-See also:line substance with an acrid See also:taste. The See also:tincture prepared from it is an old remedy which has a popular reputation in the treatment of bruises and sprains. The plant was introduced into See also:English gardens about the See also:middle of the 18th See also:century, but is not often grown; it is a handsome plant for a rockery.

End of Article: ARNICA

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