. Agricultural botany, theoretical and practical. Botany, Economic; Botany. CARBOHYDRATES IS7 Those from potato tubers are flattened irregularly oval grains of comparatively large size, with an excentric nucleus (i, Fig. 79). Large and small grains are present in the endosperm-cells of wheat, barley and rye; they are all flattened and lentil-shaped with a central nucleus (2, Fig. 79). In the cotyledons of the seeds of,pea, bean and other legu- minous plants, the grains are oval and kidney-shaped as in 4, Fig. 79, with radiating cracks or fissures in the centre. In oats the grains are oval and


. Agricultural botany, theoretical and practical. Botany, Economic; Botany. CARBOHYDRATES IS7 Those from potato tubers are flattened irregularly oval grains of comparatively large size, with an excentric nucleus (i, Fig. 79). Large and small grains are present in the endosperm-cells of wheat, barley and rye; they are all flattened and lentil-shaped with a central nucleus (2, Fig. 79). In the cotyledons of the seeds of,pea, bean and other legu- minous plants, the grains are oval and kidney-shaped as in 4, Fig. 79, with radiating cracks or fissures in the centre. In oats the grains are oval and compound (3, Fig. 79), the component fragments («) being small and Fig. 79.—(i) Starch-grains of potato : n nucleus of a grain. (2) Starch-grains of wheat. (3) Slarch-grains of oat; a a compound grain ; n fragments of a compound grain. (4) Starch-grains of hean. (All enlarged 360 diameters.). Please note that these images are extracted from scanned page images that may have been digitally enhanced for readability - coloration and appearance of these illustrations may not perfectly resemble the original Percival, John, 1863-1949. New York, H. Holt


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Keywords: ., bookcentury1900, bookdecade1910, booksubjectbotany, bookyear1910