. The essentials of botany. Botany. 150 BOTANY. tition, and in it very small biciliate antherozoids are de- veloped in great numbers. The female organ (oogone) is short and ovoid in outline, and usually stands near the male organs. In it a partition forms near its point of union with the main tube; the upper portion becomes an oogone, and its protoplasm condenses into a rounded body, the germ-cell: at this time the wall of the oogone Fig. 78.—Reproduction of green felt (Vaucheria sessilis"). A^ formation of a zoospore ; B, zoospore come to rest; C, zoospore germinating; X), E, you
. The essentials of botany. Botany. 150 BOTANY. tition, and in it very small biciliate antherozoids are de- veloped in great numbers. The female organ (oogone) is short and ovoid in outline, and usually stands near the male organs. In it a partition forms near its point of union with the main tube; the upper portion becomes an oogone, and its protoplasm condenses into a rounded body, the germ-cell: at this time the wall of the oogone Fig. 78.—Reproduction of green felt (Vaucheria sessilis"). A^ formation of a zoospore ; B, zoospore come to rest; C, zoospore germinating; X), E, young plants ; w, root-like holdfasts; ¥., plant with sexual organs. Mag- nified sibout 30 times. and permits the entrance of the antherozoids which were set free by the rupture of the antherid-wall. 267. Upon coming into contact with the germ-cell the antherozoids mingle with it and disappear; the germ-cell immediately begins to secrete a wall of cellulose about itself, and it thus becomes a resting spore. After a period. 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 Bessey, Charles E. (Charles Edwin), 1845-1915. New York : Holt
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Keywords: ., bookcentury1800, bookdecade1890, booksubjectbotany, bookyear1896
