. A cytological study of haploid Crepis capillaris plants. Karyokinesis; Crepis. Fig. 4. a, diploid Crepis capillaris, 1M with three bivalents; b—f, haploid, heterotypic division; b, early diaphase, c, late diaphase, paraffin material, d~f, illustrating random segregation of univalents. poles without division, still retaining their spherical shape (fig. 4, d-f). One occasionally lies outside the spindle and may fail to reach either pole. In many cases, however, division of the chromosomes occurs, still without the formation of a metaphase plate. This division may be initiated, as shown by the
. A cytological study of haploid Crepis capillaris plants. Karyokinesis; Crepis. Fig. 4. a, diploid Crepis capillaris, 1M with three bivalents; b—f, haploid, heterotypic division; b, early diaphase, c, late diaphase, paraffin material, d~f, illustrating random segregation of univalents. poles without division, still retaining their spherical shape (fig. 4, d-f). One occasionally lies outside the spindle and may fail to reach either pole. In many cases, however, division of the chromosomes occurs, still without the formation of a metaphase plate. This division may be initiated, as shown by the elongation and constriction of the chromo- some, and rarely is even completed at late diaphase (fig. 5a). As this. 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 Hollingshead, Lillian, 1900-. Berkeley, Calif. , University of California press
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