. A Manual of botany : being an introduction to the study of the structure, physiology, and classification of plants . Botany. Fig. 126. Fig. 127. lateral woody masses are enclosed in a common bark, with a continuous layer of liber. Some have supposed that the lateral masses are un- developed branches united together under the bark ; but Treviranus Fig. 124. Homontal section of the stem of Paullinia pinnata, one of the Sapindaoese of Brazil, showing numerons secondary woody masses surrounding a central one. Each of the separate masses has pith, often excentric, with a medullary sheath, contain
. A Manual of botany : being an introduction to the study of the structure, physiology, and classification of plants . Botany. Fig. 126. Fig. 127. lateral woody masses are enclosed in a common bark, with a continuous layer of liber. Some have supposed that the lateral masses are un- developed branches united together under the bark ; but Treviranus Fig. 124. Homontal section of the stem of Paullinia pinnata, one of the Sapindaoese of Brazil, showing numerons secondary woody masses surrounding a central one. Each of the separate masses has pith, often excentric, with a medullary sheath, containing spiral vessels, and a few medullary rays chiefly towards the circumference of the stem. Hg. 126. Horizontal section of the stem of Bignonia capreolata, showing the crucial division of the woody layers. Fig. 126. Horizontal section of stem of Heteropterys anomala, one of the Braalian Malpighiacese, showing an irregularly lobed surface. The dots indicate porona vessels. Fig. 127. Fragment of a stem of climbing species of Banisteria (B. scandens), showing the effects of 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 Balfour, John Hutton, 1808-1884. Edinburgh : A. and C. Black
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Keywords: ., bookcentury1800, bookdecade1870, booksubjectbotany, bookyear1875
