Scientific and applied pharmacognosy intended for the use of students in pharmacy, as a hand book for pharmacists, and as a reference book for food and drug analysts and pharmacologists . ght yellow; tracheae wide with bordered pores;sclerenchymatous fibers long, thin-walled and with oblique simplepores; medullary rays with calcium oxalate in monoclinic prismsor in sphenoidal microcrystals, or with few spheroidal starch bark of the wood is present a few stone cells and cork cells arealso present. In the bark of Surinam quassia stone cells are numerous. Constituents.—Jamaica quassia
Scientific and applied pharmacognosy intended for the use of students in pharmacy, as a hand book for pharmacists, and as a reference book for food and drug analysts and pharmacologists . ght yellow; tracheae wide with bordered pores;sclerenchymatous fibers long, thin-walled and with oblique simplepores; medullary rays with calcium oxalate in monoclinic prismsor in sphenoidal microcrystals, or with few spheroidal starch bark of the wood is present a few stone cells and cork cells arealso present. In the bark of Surinam quassia stone cells are numerous. Constituents.—Jamaica quassia contains from to per QUASSIA 377 cent of a bitter crystalline substance, quassiin. This really consistsof two crystalline bitter principles—a-picrasmin and Quassia also contains a crystalline aLkaloidal principlewhich gives a blue fluorescence in acidified alcoholic solution. Surinam quassia contains one or more bitter principles, whichare related to the picrasmins of Jamaica quassia, and which areknown as quassiins. Allied Drugs.—The barks of Picrasma excelsa and Quassia amaraare used in medicine and probably contain similar principles to the.
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Keywords: ., bookcentury1900, bookdecade1920, bookpublishernewyo, bookyear1920
