The microscopy of vegetable foods : with special reference to the detection of adulteration and the diagnosis of mixtures (1906)
Winton, Andrew Lincoln, 1864-1946, Moeller, Josef, 1848-1924 · New York : John Wiley & Sons · leaf 474
Fig. 350. Guarana {Paullinia sorhilis).Palisade epidermis of spermodermin surface view. (Moellee.) … Fig. 351. Guarana. Epidermisand parenchyma of cotyledon. (MOELLEE.) with thick walls. The embryo (Fig. 351) contains small starch grainsof the allspice type. DIAGNOSIS. In the commercial product the starch grains are more or less dis-torted, owing to the heat employed in drying. Although made…
Plant anatomy · Food adulteration and inspection · Microscopy
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