SEARCH

SEARCH BY CITATION

References

  • Buxton, B. H. & Darlington, C. D. (1932). Behaviour of a new species, Digitalis mertonensis. Nezv Phytol., 31, 225.
  • Buxton, B. H. & Newton, W. C. F. (1928). Hybrids of Digitalis ambigua and D. purpurea, their fertility and cytology. J. Genet., 19, 269.
  • Löken, A. (1949). Bumblebees in relation to Aconitum sepentrionale, in Central Norway (Øyer). Nytt Mag. Naturvid., 87.
  • Müller, H. (1883). The Fertilisation of Flowers, Translated by D'Arcy Thompson. Macmillan, London .