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Fig. 296. Powdered Yellow Cinchona.

Gallery:

(X 60.) A, Bast fibers. B, Bast fibers with adjacent parenchyma cells. C, Cork, surface view. D, Starch. E, Parenchyma containing starch. F, Fragments of the phloëm. G, Parenchyma containing fine crystals of calcium oxalate.

This image is from Drug Powders (also see Cinchona) in Sayre's Manual of Organic Materia Medica and Pharmacognosy, 1917.



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