. Science of plant life, a high school botany treating of the plant and its relation to the environment. Botany. The Structures and Processes of Stems 123 secondarily it is due to changes in the walls themselves (lignification). Annual rin^s. Pith Fig. 71. Block of oak wood magnified to show the arrangement of the various tissues which produce the patterns on pohshed wood surfaces. (Diagrammatic.) Mechanical tissue is found on both the water-conducting and food-conducting sides of the bundle. On the food-con- ducting side it lies outside the food-conducting tissue, and is made up of long, exce
. Science of plant life, a high school botany treating of the plant and its relation to the environment. Botany. The Structures and Processes of Stems 123 secondarily it is due to changes in the walls themselves (lignification). Annual rin^s. Pith Fig. 71. Block of oak wood magnified to show the arrangement of the various tissues which produce the patterns on pohshed wood surfaces. (Diagrammatic.) Mechanical tissue is found on both the water-conducting and food-conducting sides of the bundle. On the food-con- ducting side it lies outside the food-conducting tissue, and is made up of long, exceedingly slender, nearly solid, spindle- shaped cells. These cells are called bast fibers, and the tissue. 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 Transeau, Edgar Nelson, 1875-1960. Yonkers-on-Hudson, N. Y. , World Book Co.
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Keywords: ., bookcentury1900, bookdecade1920, booksubjectbotany, bookyear1921
