Evidence for Sorghum Domestication in Fourth Millennium BC Eastern Sudan: Spikelet Morphology from Ceramic Impressions of the Butana Group: Current Anthropology: Vol 58, No 5 | Human Interest | Scoop.it
From www.journals.uchicago.edu - October 26, 2017 12:46 PM
Since the 1970s, the quest for finding the origins of domesticated sorghum in Africa has remained elusive despite the fact that sorghum (Sorghum bicolor (L.) Moench. sensu stricto) is one of the world’s most important cereals. 

Via Dorian Q Fuller, rita roberts