. South African botany. Botany. 74 SOUTH AFRICAN BOTAHY them. This tissue is known as the Spongy Paren- chyma. The palisade cells contain much more chloro- phyll than the spongy tissue, and are especially adapted for the work of assimilation. The spongy parenchyma,. Fig. 44.—Leaf of Privet. E. Epidermis of upper, Bj of under surface. C. Cuticle. P. Pali- sade cells. V. Vascular bundle enclosed in its sheatli. S. Stoma. G. Guard cell. 01. gland. (Erom Farmer's " Practical Intro- .duction to the Study of Botany ".) on the other hand, is especially adapted for the inter- change of gases


. South African botany. Botany. 74 SOUTH AFRICAN BOTAHY them. This tissue is known as the Spongy Paren- chyma. The palisade cells contain much more chloro- phyll than the spongy tissue, and are especially adapted for the work of assimilation. The spongy parenchyma,. Fig. 44.—Leaf of Privet. E. Epidermis of upper, Bj of under surface. C. Cuticle. P. Pali- sade cells. V. Vascular bundle enclosed in its sheatli. S. Stoma. G. Guard cell. 01. gland. (Erom Farmer's " Practical Intro- .duction to the Study of Botany ".) on the other hand, is especially adapted for the inter- change of gases. The lower ends of groups of palisade cells converge on one cell of the spongy tissue which acts as a Collect- ing Cell and passes on the products of assimilation to the bundle. The whole of the tissue between the upper and lower epidermis is called the Mesophyll. Between the pah-. 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 Storey, Francis W; Wright, K. London, New York, Longmans, Green


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Keywords: ., bookcentury1900, bookdecade1920, booksubjectbotany, bookyear1922