. Plant life, considered with special references to form and function. Plant physiology. 254 PLANT LIFE. may be lifted on a common tube with tlie calyx from which »^ .^^^ it then seems to arise ; or it may be raised \rf \ "'''"' "^^^^ stamens, which then seem to be A—v^^ ^'^X'^ attached to it, as in figure 267 ; or stamens, \^^_^ corolla, and calyx may be lifted together (figs. 28S, 355). The corolla is ordinarily not persistent, usually falling or withering shortly after the microspores have been lodged upon the stigma. ^ 357. Irregularity. — Both corolla and Fig, 274—Outline o
. Plant life, considered with special references to form and function. Plant physiology. 254 PLANT LIFE. may be lifted on a common tube with tlie calyx from which »^ .^^^ it then seems to arise ; or it may be raised \rf \ "'''"' "^^^^ stamens, which then seem to be A—v^^ ^'^X'^ attached to it, as in figure 267 ; or stamens, \^^_^ corolla, and calyx may be lifted together (figs. 28S, 355). The corolla is ordinarily not persistent, usually falling or withering shortly after the microspores have been lodged upon the stigma. ^ 357. Irregularity. — Both corolla and Fig, 274—Outline of a calyx are often radialh' symmetrical—i. e., petal of Lyclinis, showing long stalk the parts surrouiiding the center of the and an outgrowth, u, ... the liguie. Compare stem are of equal size and li]<e sliape, '37-—After Luers- sen. and may be divided into several like halves by radial planes (figs. 275, 276). But often the symmetry of the calyx, and still more fretjuently that of the corolla,. 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 Barnes, Charles Reid, 1858-1910. New York, H. Holt & company
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