Chenopodium as a prehistoric domesticate in eastern North America: evidence from Russell Cave, Alabama. 

 -  Science, 226(4671), p.165-167, 1984 .
<br/><br/> Carbonized fruits of Chenopodium berlandieri recovered from Russell Cave and dating to 1975+ or -55 yr BP exhibit a set of interrelated morphological characteristics reflecting domestication (thin testa, truncate margin, rectanguloid fruit cross section, ligulate cotyledons, and increased internal fruit volume). 
<br/><br/><label>Subjects--Topical Terms: </label><br/>CHENOPODIUM