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 . and Germany. Description.—Obconical, with a groove on one side, sometimeswith fragments of the flower-stalk, usually in transverse, reniformsections from 15 to 20 mm. long, about 12 mm. wide and 3 to 5 ; externally dark brown, longitudinally wrinkled; fractureshort, mealy; internally light brown, with numerous scatteredfibrovascular bundles; odor slight; taste bitter and acrid. Inner Structure.—Consis
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 . and Germany. Description.—Obconical, with a groove on one side, sometimeswith fragments of the flower-stalk, usually in transverse, reniformsections from 15 to 20 mm. long, about 12 mm. wide and 3 to 5 ; externally dark brown, longitudinally wrinkled; fractureshort, mealy; internally light brown, with numerous scatteredfibrovascular bundles; odor slight; taste bitter and acrid. Inner Structure.—Consisting mostly of starch-bearing paren-chyma and a few scattered concentric fibrovascular bundles having COLCHICUM 85 spiral tracheae and thin-walled sclerenchymatous fibers. Theepidermis consists of tangentially-elongated thick-walled cells havingyellowish-brown walls. The addition of sulphuric acid to the sec-tion causes some of the tissues to become yellow, changing to red. Powder.—(Fig. 32). Light brown or grayish-brown; starchgrains numerous, single or 2- to 6-compound, the individual grainsvarying from spheroidal or ovoid to polygonal, and marked with a <$ o °«§ Wo.
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License: Licensed
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Keywords: ., bookcentury1900, bookdecade1920, bookpublishernewyo, bookyear1920
