Introgression in maize

  title={Introgression in maize},
  author={Paul C. Mangelsdorf},
The principal characteristics of maize and its two relatives, teosinte and Tripsacum are described. The manifestations of the introgression of teosinte into maize determined from experimental cultures can be recognized in prehistoric maize from Guatemala, Mexico, and the southwestern United States. This introgression, which began at least 2,000 years ago, is still proceeding in Mexico where maize and teosinte commonly grow in the same fields and hybridize frequently. Evidence is presented of… CONTINUE READING