Outlines of Lessons in Botany, Part I; from Seed to Leaf by Jane H. Newell
page 63 of 105 (60%)
page 63 of 105 (60%)
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How old is your branch?
How old is each twig? What years were the best for growth? How does the growth of the branches differ from that of Horsechestnut? From Lilac? Explain these differences with reference to the growth and arrangement of the buds? In what direction do the twigs grow? How does this affect the appearance of the tree? Compare the amount of spray of the Beech and Horsechestnut and explain the reason of the difference. These questions are only intended for review, they are never to be used for the first study of the specimen. AMERICAN ELM (_Ulmus Americana_). The buds are covered with brown scales, which are hairy on the edges. The flower-buds are larger than the leaf-buds and are in the axils of the lower leaves of the preceding year. Each leaf in the bud is enclosed by a pair of scales. They are so small that the pupils, unused to delicate work, will hardly discover them. Under a glass they can be seen to be |
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