. Elements of plant anatomy;. Botany -- Anatomy. 134 ELEJVIENTS OF PLANT ANATOMY. suberized, and in tliis way corky layers are formed. Those within the phellogen layer, if any, grow to resemble the ground cells in form, and remain living, their walls never becoming suberized. Thus the outer or corky layers are suited to perform the functions of the primary epidermis, their suberized walls rendering them almost impervious to air and water ; while the inner layers add to the radial diameter of the rind. The increase in circumference is supplied in both cases by the formation of radial walls and
. Elements of plant anatomy;. Botany -- Anatomy. 134 ELEJVIENTS OF PLANT ANATOMY. suberized, and in tliis way corky layers are formed. Those within the phellogen layer, if any, grow to resemble the ground cells in form, and remain living, their walls never becoming suberized. Thus the outer or corky layers are suited to perform the functions of the primary epidermis, their suberized walls rendering them almost impervious to air and water ; while the inner layers add to the radial diameter of the rind. The increase in circumference is supplied in both cases by the formation of radial walls and the subsequent growth of cells so formed in the phellogen 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 Gregory, Emily L. Boston, London, Ginn & Co.
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License: Licensed
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectbotanya, bookyear1895
