. Essentials of botany. Botany; Botany. ROOTS 31 air-plants are grown in greenhouses. In such plants as the ivy (Fig. 13) the aerial roots (which are also adventitious) hold the plant to the wall or other surface up which it climbs. In the Indian corn roots are sent out from nodes at some distance above the ground and fin%^f; descend until they. Tig. 13. Aerial Adventitious Roots of tlie Ivy. enter the ground. They serve both to anchor the corn- stalk so as to enable it to resist the wind and to supply additional water to the plant.^ They often produce no rootlets until they reach the ground.
. Essentials of botany. Botany; Botany. ROOTS 31 air-plants are grown in greenhouses. In such plants as the ivy (Fig. 13) the aerial roots (which are also adventitious) hold the plant to the wall or other surface up which it climbs. In the Indian corn roots are sent out from nodes at some distance above the ground and fin%^f; descend until they. Tig. 13. Aerial Adventitious Roots of tlie Ivy. enter the ground. They serve both to anchor the corn- stalk so as to enable it to resist the wind and to supply additional water to the plant.^ They often produce no rootlets until they reach the ground. 41. Water-Roots. — Many plants, such as the willow, readily adapt their roots to live either in earth or in water, and some, like the little floating duckweed, regularly produce 1 Specimens of the lower part of the 'cornstalk, with ordinary roots and aerial roots, should be dried and kept for class 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 Bergen, Joseph Y. (Joseph Young), 1851-1917. Boston, Ginn
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Keywords: ., bookcentury1900, bookdecade1900, booksubjectbotany, bookyear1908
