. Elements of biology; a practical text-book correlating botany, zoology, and human physiology. Biology. BUDS AND STEMS 107 another through the open ends of the cells. We find the conducting tubes have quite different functions: Some carry soil water and air up the stem, while others take food material down toward the roots. As the bundles grow they elongate rapidly, but are limited in their growth outward by the hard-walled, woody cells. An old stem of a monocotyledon con- tains more bundles than does a young stem, the bundles growing out into the Please note that these images are ex


. Elements of biology; a practical text-book correlating botany, zoology, and human physiology. Biology. BUDS AND STEMS 107 another through the open ends of the cells. We find the conducting tubes have quite different functions: Some carry soil water and air up the stem, while others take food material down toward the roots. As the bundles grow they elongate rapidly, but are limited in their growth outward by the hard-walled, woody cells. An old stem of a monocotyledon con- tains more bundles than does a young stem, the bundles growing out into the 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 Hunter, George William, 1873-1948. New York, American book company


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Keywords: ., boo, bookpublishernewyorkamericanbookcompany, booksubjectbiology