Dr. Ahmed Kamal El-Deen Osman  Mahmoud Said

Dr. Ahmed Kamal El-Deen Osman Mahmoud Said

Associate Professor
South Valley University, Egypt


Highest Degree
Ph.D. in Plant Taxonomy from South Valley University, Aswan, Egypt

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Area of Interest:

Biomedical Sciences
100%
Structural Biology
62%
Electron Microscopy
90%
Light Microscopy
75%
Botany
55%

Education

2006

Ph.D.

South Valley University, Aswan, Egypt

Plant Taxonomy

Selected Publications

  1. Guetat, A., F.A. Al-Ghamdi and A.K. Osman, 2017. The genus Artemisia L. in the northern region of Saudi Arabia: Essential oil variability and antibacterial activities. Nat. Prod. Res., 31: 598-603.
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  2. Osman, A.K. and N. Hassan, 2015. The palynology of Aizoaceae and Molluginaceae in Egypt and Sudan. Palynology, 39: 19-36.
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  3. Osman, A.K. and A.I. El Garf, 2015. Studies on the shallow wadies of the Mareotis sector of the Mediterranean coastal land of Egypt: Floristic features of Wadi Hashem. Fl. Medit., 25: 57-71.
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  4. Osman, A.K., F. Al-Ghamdi and A. Guetat, 2014. Pollen morphology of some species of genus Astragalus L.(Fabaceae) in Northern region of Saudi Arabia. Life Sci. J., 11: 1006-1019.
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  5. Osman, A.K., F. Al-Ghamdi and A. Bawadekji, 2014. Floristic diversity and vegetation analysis of Wadi Arar: A typical desert Wadi of the Northern Region of Saudi Arabia. Taeckholmia, 34: 25-47.
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  6. Osman, A.K., F. Al-Ghamdi and A. Bawadekji, 2014. Floristic diversity and vegetation analysis of Wadi Arar: A typical desert Wadi of the Northern Border region of Saudi Arabia. Saudi J. Biol. Sci., 21: 554-565.
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  7. Guetat, A., F.A. Al-Ghamdi and A.K. Osman, 2014. 1, 8-Cineole, α-pinene and verbenone chemotype of essential oil of species Rosmarinus officinalis L. from Saudi Arabia. Int. J. Herbal Med., 2: 137-141.

  8. Al-Ghamadi, F., A.K. Osman and A. Guetat, 2013. Contributions to the pollen morphology of Genus Astragalus L. (Fabaceae) and its taxonomic implications. Asian J. Plant Sci., 12: 176-189.

  9. Osman, A.K., M.A. Zaki, S.T. Hamed and N.R.A. Hussein, 2012. Comparative anatomical study on fruits of some tribes of family gramineae from Egypt. Pak. J. Bot., 44: 599-618.

  10. Osman, A.K., M.A. Zaki, S.T. Hamed and N.R. Hussein, 2012. Fruits morphology of annual grasses from Egypt. Asian J. Plant Sci., 11: 268-284.

  11. Osman, A.K., A.A. Abd El-Mageed, A.Q. Tawfik and H.A. Mohammed, 2012. Genetic diversity among four Eucalyptus species (Myrtaceae) based on RAPD analysis. Afr. J. Biotechnol., 11: 4729-4739.
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  12. Osman, A.K., 2012. Trichome micromorphology of Egyptian Ballota (Lamiaceae) with emphasis on its systematic implication. Pak. J. Bot., 44: 33-46.
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  13. Osman, A.K., 2012. Comparative anatomical and palynological studies on genus Ballota (Lamiaceae) from Egypt. J. Med. Plants Res., 6: 5797-5812.
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  14. Zaki, M.A., A.K. Osman, S.T. Hamed and N.R.A. Hussein, 2011. Pollen morphology of some species in family Gramineae and its taxonomical significance. Proceedings of the 1st International Conference in Plant Science, November 9-11, 2004, Alexandria, Egypt -.

  15. Osman, A.K., M.A. Zaki, S.T. Hamed and N.R.A. Hussein, 2011. Numerical taxonomic study of some tribes of Gramineae from Egypt. Am. J. Plant Sci., 2: 1-14.
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  16. Osman, A.K., 2011. Palynological studies on egyptian species of subfamily asteroideae-compositae (tribes gnaphalieae, helenieae, plucheeae and senecioneae). Am. J. Plant Sci., 2: 120-133.

  17. Al-Ghamdi1, F.A. and A.K. Osman, 2011. Seed morphology of some tribes of indigofera (Fabaceae) from Saudi Arabia (identification of species and systematic significance). Am. J. Plant Sci., 2: 484-495.

  18. Abd El-Mageed, A.A., A.K. Osman, A.Q. Tawfik and H.A. Mohammed, 2011. Chemical composition of the essential oils of four Eucalyptus species (Myrtaceae ) from Egypt. Res. J. Phytochem., 5: 115-122.
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  19. Osman, A.K., 2010. Numerical taxonomic study of some tribes of compositae (subfamily Asteroideae) from Egypt. Pak. J. Bot., 43: 171-180.
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  20. Hassan, N., A.K. Osman and I. El-Garf, 2009. Pollen types of the Egyptian species of genus Salvia (Lamiaceae). Feddes Repertorium, 120: 394-404.
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  21. Osman, A.K., 2008. Contributions to the pollen morphology of tribe cardueae (cichorioideae-compositae). Feddes Repertorium, 120: 145-157.
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  22. El-Garf, I.A. and A.K. Osman, 2008. Studies on the shallow wadies of the mareotis sector of the mediterranean coastal land of Egypt. 2- floristic features of wady Abu Lamguor. Proceedings of the International Conference, August 9-11, 2009, Istanbul, Turkey -.

  23. El-Garf, I.A. and A.K. Osman, 2007. Palynological studies on egyptian species of subfamily asteroideae-compositae (tribes Astereae, Calenduleae and Eupatorieae). Feddes Repertorium, 118: 192-205.
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  24. Abdel Khalik, K. and A.K. Osman, 2007. Seed morphology of some species of convolvulaceae from Egypt (Identification of species and systematic significance). Feddes Repertorium, 118: 24-37.

  25. Osman, A.K., 2006. Pollen types of the egyptian species of tribe lactuceae (subfamily Cichorioideae-Compositae). Acta Bot. Croat., 65: 161-180.
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  26. Osman, A.K., 2006. Contributions to the pollen morphology of tribe inuleae (subfamily Asteroideae-Compositae) in flora of Egypt. Feddes Repertorium, 117: 193-206.

  27. Osman, A.K. and K. Abdel-Khalik, 2005. Palynological study on some species of convolvulaceae and its taxonomic significance. Taeckholmia, 25: 47-60.

  28. Zareh, M.M. and A.K. Osman, 2004. Systematic revision on tribe heliantheae (Asteraceae) in Egypt. Bull. Fac. Sci. Assuit Univ., 33: 197-208.

  29. Osman, A.K. and M.M. Zareh, 2004. Palynological studies on anthemideae (Asteraceae) in Egypt. Proceedings of First International Conference on Strategy of Egyptian Herbaria, March 9-11, 2004, Giza, Egypt -.