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The microscopy of vegetable foods, with special reference to the detection of adulteration and the diagnosis of mixtures (1916)

Winton, Andrew Lincoln, 1864-1946, Moeller, Josef, 1848-1924, Winton, Kate Grace Barber, 1882- · New York, John Wiley & sons, inc.; [etc., etc.] · leaf 466

An illustration from The microscopy of vegetable foods, with special reference to the detection of adulteration and the diagnosis of mixtures, 1916, leaf 466
ttered amongthese cells are the pigment cells containing a substance varyino- fromviolet to brown in color known as cocoa red, which,together with theo-bromin, caffein and dextrose, is formed by the action of an enzymeon a glucoside originally present in the bean. Usually this substancebecomes… … Fig. 34g. Coroa. A perisperm (silver coat) consisting of epidermis and parenchyma:K and / crystals; tr adhering hairs (Mitscherlichian bodies) from epidermis of cotyledon.B elements of cocoa powder, showing c cotyledon tissues with fat cells and pigmentcells, also p parenchyma, sp spiral vessels…

Plant anatomy · Food adulteration and inspection · Microscopy

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