Winton, Andrew Lincoln, 1864-1946, Moeller, Josef, 1848-1924 · New York, J. Wiley & sons; [etc., etc.] · leaf 624
rhizome (round turmeric) is ovate or pear-shaped, up to4 cm. long and 3 cm. thick (Fig. 515). The upper part is encircled byleaf-scars, the lower part is marked by scars of the secondary rhizomesand roots. It is sliced before drying. The sec.ondary rhizomes (longturmeric) are 0.5-1.5 cm. thick,… … Fig. 515. Turmeric {Curcuma longa). Primary (round) and secondary (long) rhizomes. (Hager.) curcumin liberated from the oil cells imparts a deep-yellow color. Asfound on the market, the product is hard, tough, and sinks in water.The fractured surface is smooth, waxy, of an orange-yellow color.…
Food adulteration and inspection · Plant anatomy · Microscopy
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