Winton, Andrew Lincoln, 1864-1946, Moeller, Josef, 1848-1924 · New York, J. Wiley & sons; [etc., etc.] · leaf 627
ide and out, somewhat hard, and have an uneven fracture. Thethickness of the rind exceeds the diameter of the central cyhnder. Crosssections are dotted with dark oil cells and light bundles. HISTOLOGY. 1. The Epidermis (Fig. 520, ep) consists of small polygonal cellsand stomata. T. F. Hanausek… … Fig. 520. Galangal {Alpinia officinarum). Outer layers of rhizome in surface view, epepidermis; rp brown parenchyma; g tannin grains; h oil cell. Xi6o. (Moeller.) lumps, but no starch. Further inward the cells have thick porous walls,and contain starch grains. 3. Endodermis (Fig. 521, end). The…
Food adulteration and inspection · Plant anatomy · Microscopy
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