. Carnegie Institution of Washington publication. NUCLEAR DIVISION. the development of the karyokinetic spindle in both vegetative and reproductive cells agrees essentially with that described for Dictyota. In the diatoms the development of the spindle as described by Lauterborn ('96) is singular and without parallel in the plant king- dom. According to this author, the spindle develops directly from the centrosome by a division of the same or by budding. We shall refer to this phenomenon beyond in the section dealing especially with the centrosome. In the red alga? the development of the kary
. Carnegie Institution of Washington publication. NUCLEAR DIVISION. the development of the karyokinetic spindle in both vegetative and reproductive cells agrees essentially with that described for Dictyota. In the diatoms the development of the spindle as described by Lauterborn ('96) is singular and without parallel in the plant king- dom. According to this author, the spindle develops directly from the centrosome by a division of the same or by budding. We shall refer to this phenomenon beyond in the section dealing especially with the centrosome. In the red alga? the development of the karyokinetic figure is known somewhat in detail only in Corallina officinalis. In this plant, Davis ('98) finds that the spindle arises through the agency K. 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 Carnegie Institution of Washington. Washington, Carnegie Institution of Washington
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