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The Scientific World Journal
Volume 2012, Article ID 691545, 9 pages
http://dx.doi.org/10.1100/2012/691545
Research Article

Erratic Male Meiosis Resulting in 2饾憶 Pollen Grain Formation in a 4x Cytotype (2饾憶=28) of Ranunculus laetus Wall. ex Royle

Department of Botany, Punjabi University, Patiala 147 002, Punjab, India

Received 13 October 2011; Accepted 7 December 2011

Academic Editors: A. Kulharya and B. Vyskot

Copyright © 2012 Puneet Kumar and Vijay Kumar Singhal. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

Citations to this Article [14 citations]

The following is the list of published articles that have cited the current article.

  • Vijay Kumar Singhal, Maninder Kaur, Himshikha Puneet Kumar, and Raghbir Chand Gupta, “High Pollen Sterility and 2n Pollen Grains in an Asynaptic 4x Cytotype (2n=48) of Solanum nigrum L.,” Cytologia, vol. 77, no. 3, pp. 333–342, 2012. View at PublisherView at Google Scholar
  • Puneet Kumar, Pawan Kumar Rana, and Vijay Kumar Singhal, “Male meiosis, morphometric analysis and natural propagation in the 2× and 3× cytotypes of Tordyliopsis brunonis (Apiaceae) from northwest Himalayas (India),” Plant Systematics and Evolution, 2013. View at PublisherView at Google Scholar
  • Puneet Kumar, Vijay Kumar Singhal, and Pawan Kumar Rana, “Spindle irregularities, chromatin transfer, and chromatin stickiness during male meiosis in Anemone tetrasepala (Ranunculaceae),” Turkish Journal Of Botany, vol. 37, no. 1, pp. 167–176, 2013. View at PublisherView at Google Scholar
  • Vijay Kumar Singhal, Puja Garg, and Puneet Kumar, “Cytological Studies of Some Dicots from the Hills of Mandi District (Himachal Pradesh) in Northwest Indian Himalayas,” Cytologia, vol. 78, no. 1, pp. 55–68, 2013. View at PublisherView at Google Scholar
  • Vijay Kumar Singhal, Vandna Kumari, and Puneet Kumar, “Cytomorphological diversity in some selected members of Poaceae from Parvati Valley in Kullu district of Himachal Pradesh, India,” Plant Systematics and Evolution, vol. 300, no. 6, pp. 1385–1408, 2014. View at PublisherView at Google Scholar
  • Pawan Kumar Rana, Puneet Kumar, and Vijay Kumar Singhal, “Cytomixis and Associated Abnormalities during Male Meiosis in Lindelofia longiflora var. falconeri (Boraginaceae),” Cytologia, vol. 79, no. 4, pp. 535–540, 2014. View at PublisherView at Google Scholar
  • Pawan Kumar Rana, Puneet Kumar, and Vijay Kumar Singhal, “Chromosome counts, chromosomal pairing, and pollen fertility in thirty-eight species of Asteraceae from Pangi Valley in District Chamba of Himachal Pradesh (India),” Brazilian Journal of Botany, 2015. View at PublisherView at Google Scholar
  • Vijay Kumar Singhal, and Rohit Kumar, “Occurrence of univalents and abnormal spindle activity in the meiocytes in impatiens devendrae pusalkar from western himalayas,” Cytologia, vol. 81, no. 4, pp. 389–394, 2016. View at PublisherView at Google Scholar
  • Puneet Kumar, and Vijay Kumar Singhal, “Morphological and Ecological Adaptations, and Cytological Studies in Astragalus rhizanthus Royle ex Benth. (Papilionaceae), an Endemic to Himalayas,” Cytologia, vol. 81, no. 2, pp. 155–160, 2016. View at PublisherView at Google Scholar
  • Vijay Kumar Singhal, Jaswant Singh, Shubhpreet Kaur, and Rohit Kumar, “Chromosome Counts through Male Meiosis in Some Dicots from the Hills around Shimla, Himachal Pradesh,” Cytologia, vol. 81, no. 2, pp. 183–188, 2016. View at PublisherView at Google Scholar
  • Younas Rasheed Tantray, Vijay Kumar Singhal, Dalvir Kaur, and Raghbir Chand Gupta, “First report of intraspecific polyploidy (2x, 4x) in Physochlaina praealta (Decne.) Miers. (family: Solanaceae),” Cytologia, vol. 82, no. 3, pp. 245–250, 2017. View at PublisherView at Google Scholar
  • Himshikha Gupta, Raghbir Chand Gupta, Rohit Kumar, and Vijay Kumar Singhal, “Spontaneous Occurrence of Structural Heterozygosity in ‘Buckwheat’ (Fagopyrum acutatum) from the Parvati Valley, Himachal Pradesh, India,” Cytologia, vol. 83, no. 2, pp. 201–205, 2018. View at PublisherView at Google Scholar
  • Vijay Kumar Singhal, Younas Rasheed Tantray, Maninder Kaur, Pawan Kumar Rana, and Raghbir Chand Gupta, “Intraspecific Euploidy (2x, 4x) in Primula denticulata Sm. from North West Himalayas in India,” Cytologia, vol. 83, no. 1, pp. 31–35, 2018. View at PublisherView at Google Scholar
  • Vandna Kumari, and Vijay Kumar Singhal, “Meiotic study in a completely male sterile wild plant of Deyeuxia scabrescens from Kullu District, Himachal Pradesh (Northwest Himalayas), India,” Chromosome Botany, vol. 13, no. 1, pp. 25–30, 2018. View at PublisherView at Google Scholar