Abstract
DR. F. W. SANSOME1 questions the assertion made by me2 that Saxifraga potternensis arose from a doubling of the chromosome complement at the semiheterotype divisions in the F1 plant of the cross S. rosacea × S. granulata, and offers the alternative suggestion that the F1 plant was wholly or in part tetraploid in its somatic tissue.
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References
NATURE, Jan. 10, 1931.
J. Genetics, 23, pp. 93–121; 1930.
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WHYTE, R. Saxifrage Crosses. Nature 129, 204 (1932). https://doi.org/10.1038/129204b0
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DOI: https://doi.org/10.1038/129204b0