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References

  • Allen, S. E., (Ed.) (1974). Chemical Analysis of Ecological Materials. Blackwell Scientific, Oxford .
  • Bell, C. R. (1971). Breeding systems and floral biology of the Umbelliferae. In: The Biology and Chemistry of the Umbelliferae (Ed. by V. H.Heywood). Academic Press, London .
  • Bodmer, W. F. & Edwards, A. (1960). Natural selection and the sex ratio. Annals of Human Genetics, London, 24, 239244.
  • Botkin, D. B., Jordan, P. A., Dominski, A. S., Lowendorf, N. S., & Hutchinson, G. E. (1973). Sodium dynamics in a northern ecosystem. Proceedings of the National Academy of Science U.S.A., 70, 27452748.
  • Charnov, E. L., Maynard Smith, J, & Bull, J. J. (1976). Why be an hermaphrodite Nature, 263, 125126.
  • Cody, M. L. (1966). A general theory of clutch size. Evolution, 20, 174184.
  • Cruden, R. W. (1976). Intraspecific variation in pollen-ovule ratios and nectar secretion - preliminary evidence of ecotypic adaptation. Annals of Missouri Botanical Garden 63, 277289.
  • Fisher, R. A. (1930). The Genetical Theory of Natural Selection. Clarendon Press, Oxford .
  • Harper, J. L. (1977). Population Biology of Plants. Academic Press, London .
  • Kolman, W. A. (1960). The mechanism of natural selection for the sex ratio. American Naturalist, 95, 373377.
  • Leigh, E. C. (1970). Sex ratio and differential mortality between the sexes. American Naturalist 104, 205210.
  • Lovett Doust, J. N. (1980a). Floral sex ratios in andromonoecious Umbelliferae. New Phytologist, 85, 265273.
  • Lovett Doust, J. N. (1980b). Experimental manipulation of patterns of resource allocation in the growth cycle and reproduction of Smyrnium olusatrum L. Biological Journal of the Linnaean Society. (In press.).
  • Maynard Smith, J. (1971). The origin and maintenance of sex. In: Group Selection (Ed. by G. C.Williams), pp. 163175. Aldine, Chicago .
  • Nitsch, J. P. (1965). Physiology of flower and fruit development. In: Handbuch der Pflanzenphysiologie (Ed. by W.Ruhland), pp. 15371647. Springer-Verlag, Berlin .
  • Opler, P. A. & Bawa, K. S. (1978). Sex ratios in tropical forest trees. Evolution, 32, 812821.
  • Smith, C. A. & Evenson, W. E. (1978). Energy distribution in reproductive structures of Amaryllis. American Journal of Botany, 65, 714716.
  • Solbrig, O. T. (1976). On the relative advantages of cross and self-fertilization. Annals of Missouri Botanical Garden, 63: 262276.
  • Trivers, R. L. (1972). Parental investment and sexual selection. In: Sexual Selection and the Descent of Man, 1871–1971 (Ed. by B.Campbell), pp. 136179. Aldine, Chicago .
  • Verner, J. (1965). Selection for the sex ratio. American Naturalist, 99, 419421.
  • Vernet, P. & Harper, J. L. (1980). The cost of sex in seaweeds. Biological Journal of the Linnaean Society. (In press.).
  • Williams, G. C. (1975). Sex and Evolution. Princeton University Press, Princeton , New Jersey .
  • Willson, M. F. & Pianka, E. R. (1963). Sexual selection, sex ratio and mating system. American Naturalist, 97, 405407.
  • Willson, M. F. & Rathcke, B. J. (1974). Adaptive design of the floral display in Asclepias syriaca L. American Midland Naturalist, 92, 4757.
  • Wyatt, R. (1976). Pollination and fruit set in Asclepias: a reappraisal. American Journal of Botany, 63, 845851.