. Elementary botany. Botany. Fig. 103. Fertilized egg of cedogonium after a period of rest escaping from the wall of the oogonium, and dividing into the four zoospores. (After Juranyi.) produce the vegetative thread of cedogonium directly, but first forms four zoospores, each of which is then capable of developing into the thread. On the other hand we found that in spirogyra the zygo- spore develops directly into the thread form of the plant. 245. Position of cedo- gonium:—CEdogonium is one of the true thread-like algae, green in color, and the threads are divided into distinct cells. It, alon
. Elementary botany. Botany. Fig. 103. Fertilized egg of cedogonium after a period of rest escaping from the wall of the oogonium, and dividing into the four zoospores. (After Juranyi.) produce the vegetative thread of cedogonium directly, but first forms four zoospores, each of which is then capable of developing into the thread. On the other hand we found that in spirogyra the zygo- spore develops directly into the thread form of the plant. 245. Position of cedo- gonium:—CEdogonium is one of the true thread-like algae, green in color, and the threads are divided into distinct cells. It, along with many relatives, was once placed in the old genus conferva. These are all now placed in the group Confervoidece, that is, the conferva-like alga. .;., 246. Relatives of cedogonium.—Many other genera Portion of chanophora Fig. 104. Tuft of chagto- phora, natural 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
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