Corn, or maize, is central to many Native American ... you to their spiritual and practical uses in Native American ...

The samples are the farthest from the plant's center of origin ever found ... managing and fixing traits that gave rise to today's South American maize races [local varieties].

Marijuana cultivation in Latin American displaces endemic maize landraces and cultivars ... Loss of cultivated plant diversity — so-called genetic erosion — results from these forces operating ...

It was known at the time from previous work by Rollins A. Emerson, another American maize geneticist and the "rediscoverer" of Mendel's laws of inheritance, that maize had genes encoding ...