. Outlines of plant life : with special reference to form and function . Botany. THE LEAVES. 107 cases is wanting. In addition to the adaptation of their form, scales, especially those that protect buds, are firm and resistant to cold and other unfavorable external conditions. Not infrequently they are supplied with hairs or surface glands, whose function is to produce and excrete resins and. Fig. ioi.—Pitcher-plant (^Sarracenia ^urfiure'r). Leaf above A cut ofE to show trumpet form One-third natural size —After Gray. similar materials which make the parts so covered waterproof. The inner scal
. Outlines of plant life : with special reference to form and function . Botany. THE LEAVES. 107 cases is wanting. In addition to the adaptation of their form, scales, especially those that protect buds, are firm and resistant to cold and other unfavorable external conditions. Not infrequently they are supplied with hairs or surface glands, whose function is to produce and excrete resins and. Fig. ioi.—Pitcher-plant (^Sarracenia ^urfiure'r). Leaf above A cut ofE to show trumpet form One-third natural size —After Gray. similar materials which make the parts so covered waterproof. The inner scales of buds (fig. 60) are often covered with an abundant coating of woolly hairs, which serve to prevent rapid change of temperature in the interior of the bud. 134. (4) Flower leaves and bracts.—On certain parts of the stem, leaves are comnionly profoundly modified to carry the spore cases (c, si, fig. 66). (See p. 196.) Close below these are others which may be highly colored and adapted. 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 : Henry Holt and Company
Size: 1201px × 2081px
Photo credit: © The Book Worm / Alamy / Afripics
License: Licensed
Model Released: No
Keywords: ., bookcentury1900, bookdecade1900, booksubjectbotany, bookyear1900
