OCR Text |
Show COMMON WHITE LARCH, asg and April, and is much cultivated in England. The Venice tur- pentine issues spontaneously through the bark of this tree, but is more commonly obtained by wounding the. bark at the distance of about two feet from the ground, andinserting into the wound a small canula, through which the turpentine flows into proper vessels, which are placedforits Lape Turpentines have different appellations, fly according the country from which they are procured. Balsam of Canada, from the Pinus balsamea, and Pinus Canadensis, Resinaliquida Pini balsamee. E. Balsamum Canadense. L. D. Cyprian turpentine, from the Pistacia terebinthus. Terebinthina Chia. L. Strasburgh turpentine, from the Pinus picea. Venice turpentine, frotm the Pinuslarix, COMMON WHITE LARCH. PINUS LARIX. c Order 1X. Monadelphia. flower—Calya four-leaved: Stame s many: Anthers naked. Scales two-flowe membra ‘orolla none: Corolla none: Female flower—Calyx a strobile: Pistilone; Fruit a nut, having a d, deciduous: Cones ovate-oblong: Margins -d: Bracteas guitar-shaped. eG Resinaliquida Pi Terebinthina Voneta Common turpe std Terebinthina vulgaris. L. D. : Hungarian balsam, from the Pinus sylvestr Carpatian balsam, from the Pinus cembra None of these are properly balsams, which term is now cone : fined to those resin ous substances which c i zoic acid. The Edinburg3y h college have denominated them liquid resins, the most correct appellation which they have yetreccived, All these species of turpentine possess the same general properties. They are more orless fluid, with different degrees of transparency ; of a whitish or yellowish colour; a penetrating smell, and a warm, bitterish taste. Theyare entirely soluble in alcohol, combine with fixed oil, and impart their flaYour to water;Ps but are not soluble in it. They are decomposed by a moderate heat, 9eing separated .into an essential oil and a resin, and are exceedingly inflammal burning with a large White DESCRIPTION. and beautiful tree, whose branches are pendent, h bark ‘he Ieaves are slender, soft, of : and placed in bundles. ‘The cones are upright, covered with obtuse scales, from beneath which cteas appear. flawne, ar an Hach species 5 oned the best, and next parent, and bois a more The common turpentine, he Canadian is reckto it the Chia Chey are more transe le flavour than the other kinds. ing the most offensive, is rarely given internally; its principal use is in plasters and ointments HISTORY: It is a native of Switzerla ‘ Eee arch| : in Mar daud Germany, flow ering Ih atongfartriers, andforthedistillation of the essential oil, |