. Lessons in botany. Botany. 9° BOTANY. half of the leaf), the leaf suddenly closes and captures it. It has been found that when the hair is touched the first time no movement of the leaf takes place, but when it is touched the second time the leaves close up suddenly. There are small glands on the surface of the leaf which excrete a substance that digests the insect, when the digested portions are absorbed by the leaf and are assimilated bv the plant as food. The leaf of the sundew is quite different in form and action. In the species. Fig. 66. Dodder. illustrated here the lamina of the leaf
. Lessons in botany. Botany. 9° BOTANY. half of the leaf), the leaf suddenly closes and captures it. It has been found that when the hair is touched the first time no movement of the leaf takes place, but when it is touched the second time the leaves close up suddenly. There are small glands on the surface of the leaf which excrete a substance that digests the insect, when the digested portions are absorbed by the leaf and are assimilated bv the plant as food. The leaf of the sundew is quite different in form and action. In the species. Fig. 66. Dodder. illustrated here the lamina of the leaf is rotund, and the upper surface is covered with numerous long glandular hairs. The gland is on the end of the hair, and a sticky substance is. 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 Atkinson, George Francis, 1854-1918. New York, H. Holt and company
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Keywords: ., bookcentury1900, bookdecade1900, bookpublisher, booksubjectbotany
