. An introduction to vegetable physiology. Plant physiology. THE DIFFEEENTIATION OF THE PLANT-BODY 37 A somewhat similar mechanism is provided in the ease of terrestrial plants. At the time of their first formation all the cells are in close approximation to each other at all points of their surface. This condition is, however, only temporary; dur- ing the early stages of growth the cell-walls split apart at particu- lar places, usually the angles of the cells. A system of intercellular spaces is thus formed which, as growth pro- ceeds, become con- tinuous with each other and form a sys- ,-, â
. An introduction to vegetable physiology. Plant physiology. THE DIFFEEENTIATION OF THE PLANT-BODY 37 A somewhat similar mechanism is provided in the ease of terrestrial plants. At the time of their first formation all the cells are in close approximation to each other at all points of their surface. This condition is, however, only temporary; dur- ing the early stages of growth the cell-walls split apart at particu- lar places, usually the angles of the cells. A system of intercellular spaces is thus formed which, as growth pro- ceeds, become con- tinuous with each other and form a sys- ,-, â^ r< i, t â ^ Fig. 35.âCoktex o:? Boot, showtno Intee- tem extending OEmtrLAn passages between- the Cells. throughout the plant. They can be detected in the root, in the cortex of which they are conspicuous (fig. 35); they may be traced through. 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 Green, J. Reynolds (Joseph Reynolds), 1848-1914. London, J. & A. Churchill
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