. The elements of botany for beginners and for schools. Botany. seeded, with a hard, crustaceous, or bony wall, such as llic cocoanui, hazel- nut, chestnut, and the acorn (Fig. 37, 388.) Here the involucre, in the form of a cup at the base, is called the CupuLE. In the Chestnut fhc cupulc forms the bur; in the Hazel, a leafy husk. 305. A Samara, or Key-fruit, is either a nut or an akeue, or any other iiidchiseent fruit, furnished witli a wing, like that of^Vsh (Fig. 389), and Elm (Fig. 390). The Maple-fruit is a pair of keys (Fig. 391). 366. Dehiscent Fruits, or Pods, are of two classes, viz.,
. The elements of botany for beginners and for schools. Botany. seeded, with a hard, crustaceous, or bony wall, such as llic cocoanui, hazel- nut, chestnut, and the acorn (Fig. 37, 388.) Here the involucre, in the form of a cup at the base, is called the CupuLE. In the Chestnut fhc cupulc forms the bur; in the Hazel, a leafy husk. 305. A Samara, or Key-fruit, is either a nut or an akeue, or any other iiidchiseent fruit, furnished witli a wing, like that of^Vsh (Fig. 389), and Elm (Fig. 390). The Maple-fruit is a pair of keys (Fig. 391). 366. Dehiscent Fruits, or Pods, are of two classes, viz., those of a simple pistil or carpel, and those of a compound pistil. Two common sorts of the first are named as follows : — 367. The Follicle is a fruit of a simple carpel, which dehisces down one side only, i. e. by the inner or ventral suture. The fruits of Marsh Marigold (Fig. 392j, Pseouy, Larkspur, and Milkweed are of this kind. 368. The Legume or true Pod, such as the pcapod (Fig. 393), and the fruit of the Leguminous or Pulse \«s family generally, is one which opens along the dorsal as well as the ventral suture. The two pieces 388. 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 : American Book Company
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Keywords: ., bookcentury1800, bookdecade1880, booksubjectbotany, bookyear1887
