. Botany for young people and common schools. How plants grow, a simple introduction to structural botany. With a popular flora, or an arrangement and description of common plants, both wild and cultivated. Botany. KINDS AND FORMS OF LEAVES. 53 151. Leaves williout Dlslinctioii of Footstalk and Blade, or with no veiy obvious distinction of parts. Of this kind, among several others, may be mentioned, — fi'^X f^^ Needle - shaped leaves, such as those of Pine-trees and Larches (Fig. 134). These are long, slender, and rigid, and often with little if any distinc- tion of sides. Awl-shaped or Subula
. Botany for young people and common schools. How plants grow, a simple introduction to structural botany. With a popular flora, or an arrangement and description of common plants, both wild and cultivated. Botany. KINDS AND FORMS OF LEAVES. 53 151. Leaves williout Dlslinctioii of Footstalk and Blade, or with no veiy obvious distinction of parts. Of this kind, among several others, may be mentioned, — fi'^X f^^ Needle - shaped leaves, such as those of Pine-trees and Larches (Fig. 134). These are long, slender, and rigid, and often with little if any distinc- tion of sides. Awl-shaped or Subulate leaves are those which from a broadish base ta- per into a sharp and rigid point, like ih #° Ternately decompound, or lour times compound leaf. one sort of those of the Red Cedar and Arbor Vita? (Fig. 135, those on the larger branchlets). Those on other branchlets, as at a, are shorter, blunt, and scale-shaped. Thread-shaped or Filiform leaves ; round and stalk-like, as those of the Onion. Equitant leaves, like those of Iris (Fig. G4), which are folded together lengthwise, as may be seen at the base, where they override each other. They grow upright, with their faces looking horizontally, instead of having an upper and a lower surface, as most leaves 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 Gray, Asa, 1810-1888. New York : Ivison, Phinney, Blakeman & Co
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