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REFERENCES

  • Baker, H. G. (1953). Race formation and reproductive method in flowering plants. Symp. Soc. Exp. Biol. 7, 114.
  • Baker, H. G. (1955). Geranium purpureum Vill. and G. robertianum L. in the British flora. I. Geranium purpureum. Watsonia, 3, 160.
  • Baker, H. G. (1956). Geranium purpureum Vill. and G. robertianum L. in the British flora. II. Geranium robertianum. Watsonia (in Press).
  • Böcher, T. W. (1947). Cytogenetic and biological studies in Geranium robertianum L. D. Kgl. Danske Vidensk. Selskab., Biol. Med. 20 (8).
  • Boissier, E. P. (1867). Flora Orientalis, 1. Geneva & Basle .
  • Clausen, J., Keck, D. D. & Hiesey, W. M. (1940). Experimental Studies, in the Nature of Species. I. Carnegie Inst. Wash. Publ. 520.
  • Evans, A. H. (1920). On Geranium purpureum Vill. and G. robertianum L. Rep. Bot. Soc. & Exch. Club. 1919, 5, 400.
  • Knuth, R. (1903). Über die geographische Verbreitung und die Anpassungserscheinungen der Gattung Geranium im Verhältnis zu ihrer systematischen Gliederung. Engl. Bot. Jb. 32.
  • Knuth, R. (1912). Geraniaceae in A. Engler. Das Pflanzenreich. Heft 53. Leipzig .
  • Knuth, R. (1931). Geraniaceae in A.Engler & K.Prantl. Die naturlichen Pflanaenfamilien, ed. 2, Band 19a, 43. Leipzig .
  • Lousley, J. E. (1931). Note in Rep. Bot. Soc. & Exch. Club. 1930, 9, 511.
  • Turesson, G. (1922). The genotypical response of the plant species to the habitat. Hereditas, 3, 211.
  • Turesson, G. (1925). The plant species in relation to habitat and climate. Hereditas, 6, 141.
  • Warburg, E. F. (1938). Taxonomy and relationship in the Geraniales in the light of their cytology. New Phytol. 37, 130.