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REFERENCES

  • Blackburn, K. B. (1952). The dating of a deposit containing an elk skeleton found at Neasham, near Darlington, County Durham. New Phytol., 51, 364.
  • Braun-Blanquet, J. (1948). La végétation alpine des Pyrénées orientates. Barcelona .
  • Erdtman, G. (1946). Palynologiska synpunkter på pionjärfasen i den svenska florans invandringshistoria. Svensk bot. Tidskr., 40, 293304.
  • Faegri, K. (1953). On the Peri-glacial flora of Jaeren. Norsk geogr. Tidskr., 14, 72.
  • Godwin, H. (1949). The spreading of the British flora considered in relation to conditions of the Late-glacial period. J. Ecol., 37, 140.
  • Godwin, H. (1956). The History of the British Flora. Cambridge .
  • Godwin, H. & Walker, D. in Clark, J. G. D. (1954). Excavations at Starr Carr. Cambridge .
  • Hegi, G. (1907-). Illustrierte Flora von Mittel-europa, 5(1). München.
  • Iversen, J. (1944). Helianthemum som fossil glacialplante in Danmark. Geol. Foren. Forhandl., Stockh., 66, 7746.
  • Lang, G. (1951). Nachweis von Ephedra in südwestdeutschen Spätglacial. Naturwissenschaften, 38, 334.
  • Proctor, M. C. F. (1956). Biological Flora of the British Isles. Helianthemun, H. canum (withM. E. Griffiths), H. chamaecistus, H. apenninum. J. Ecol., 44, 657.
  • Proctor, M. C. F. (1958). Ecological and historical factors in the distribution of the British Helianthemum species. J. Ecol., 46, 349.
  • Van Der Hammen, T. (1949). De Allerad-oscillatie in Nederland. Proc. Nederl. Akad. Wet., 52, 69, 169.
  • Walker, D. (1955). Studies in the Post-glacial history of British vegetation. XIV. Skelsmergh Tarn and Kentmere, Westmorland. Neiti Phytol., 54, 22254.
  • Welten, M. (1950). Beobachten über den rezenten Pollenniederschlag in alpiner Vegetation. Bericht geobot. Inst. Rübel (1949), 4857.