EUCALYPTUS

(Lat.), n. f. U2-ka2l(kasl)-ip(up)'tu (tus). From e3, well, and (coAuirreiv, to cover. Fr., e. Ger., E., Schdnmiitze. It., eucalipto. Sp., eucaliplus. 1. Australian gum-tree: a genus of the Myrtacece, or of the LeptospermecB [Bentham and Hooker], indigenous to Australia and Tasmania, and naturalized in various semi-tropical countries. The trees often grow from 200 to 400 feet in height and 80 feet in circumference, and have been supposed to destroy malaria in localities where they are made to grow, through their taking up from marshy soils and evaporating from their leaves large daily amounts of water, as well as exhaling considerable quantities of a volatile oil from the leaves. For this purpose they have been planted in various marshy localities. 2. Of the U. S. Ph., the leaves of E. globulus. [B, 5. 173, 180, 185 (a, 24).] Alcool at ure d'e. [Fr. Cod.] (Fr.). A preparation made by bruising the fresh leaves of E. globulus, macerating them for ten days in a closed ve el in an equal quantity of 90-per-cent. alcohol, stirring from time to time, straining with expre ion, and filtering. [B, 113 (a, 21).] Aqua eucalypti. See Eau distil lee d'e. Cigarettes d'e. [Fr. Cod.] (Fr.). Cigarettes each containing 1 gramme of dried e.-leaves. [B.] Eau distil lee d'e. [Fr. Cod.] (Fr.). Lat., aqua eucalypti. A preparation made by distilling 1 part of the leaves of E. globulus with water until 4 parts of distillate are obtained. [B.] E. acmenoides. An oil-yielding species. [F. v. Mtiller, " Proc. of the Am. Pharm. A oc.," xxi.] E. & eperon (Fr.). See E. rostrata. E. albens. The white box of Australia, [a, 24.] E. t\ in sin no (Fr.). See E. mannifera. E. ainygdalina. Peppermint-tree; a species in high repute as a means of rendering malarious localities habitable. It is one of the chief sources of e.-oil. [F. v. Mttller, "Am. Jour, of Pharm.." Apr., 1886, p. 181; " Pharm. Jour, and Trans.," Jan. 9, 1886. p. 581; B, 5, 172, 185 (a, 24).] E. citriodora. A species cultivated in the East Indies, by some considered a variety of E. maculata. Its oil has a citron-like odor: its bark yields a species of kino used in tanning and dyeing. [B, 172 (a, 24).] E. corymbosa. Victoria bloodwood; a species cultivated in Australia and the East Indies which yields a valuable kino used for tanning and dyeing. [B. 172, 185 (a, 24).] E. crebra. A species of which the foliage has a lemon odor, and the oil closely resembles in odor that of verbena. [F. v. Muller, 1. c.] E. dealbata. The gray box of Victoria. [B, 275 (a, 24).] E. damosa. A small variety of E. in cra at a, growing in Australia. The leaves and slender twigs, when punctured or injured, yield an exudation" which, when dried, constitutes e. manna. [F. v. Muller, I. c.; Proc. of the Am. Pharm. A oc.," xxi (a, 14).] E. eugenioides. An oil-yielding species. [F. v. Mflller, I. c.] E. fi ili.s. Me mate-tree; a species growing in South Australia, New South Wales, and Tasmania. The fresh leaves yield a volatile oil of sp. gr. 0-903. [" Proc. of the Am. Pharm. A oc.," xxi (a, 14).] E. gigaiitea. The stringy-bark; it yields one of the best qualities of timber. [B, 19 (a, 24).] E. globulus. Fr., e. globuleux, bois de gommier. Blue-gum-tree. The leaves (e. [U. S. Ph.], Tr.,feuilles d'e. [Fr. Cod.], Ger., E'blcitter) are highly camphoraceous, aromatic, bitter, and astringent, from the presence of an e ential oil (see EUCALYPTOL and Oil of e.). [B, 5, 173, 185 (a, 24).] E. goniocalyx. The white-gum-tree of Australia, a species yielding e.-oil of 0'914 sp. gr. ["Proc. of the Am. Pharm. A oc.," xxi, xxvii (a, 14).] E. graoilis. A species furnishing a large amount of e. oil. [F. v. Miiller, 1. c.] E.-gum. Red-gum, Australian kino; a gum collected from incisions made into the trunk of several species of E., but especially E. res in if era. It is originally of dark-red, but appears in commerce in large irregular dark brown pieces, of a bitter taste. [" Proc. of the Am. Pharm. A oc.," xxx i (a, 14).] E. guiuini. The Tasmanian cider-tree. It yields a A, ape; A, at; A, ah; A, all; Cli, chin; Ch, loch (Scottish); [s. 770]