Introgression re-examined

  title={Introgression re-examined},
  author={Charles B. Heiser},
  journal={The Botanical Review},
It has been nearly a quarter of a century since I reviewed introgression in this journal (Heiser, 1949a). Since that time hybridization and introgression have been the subjects of many reviews (Anderson, 1949, 1953; Baker, 1951; Grant, 1971; Mayr, 1963; Stebbins, 1950, 1959, 1969), so that it may well be asked if another one is needed. In recent years, however, introgression has been called into question. In 1957 Barber and Jackson suggested that many of the "apparent 'introgressive' phenomena… CONTINUE READING
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