We have information from several sources:
New Opportunities in Vigna—Richard L. Fery
Food and feed crops of the United States—Magness, J.R., G.M. Markle, C.C. Compton. 1971.
Outside Links:
Bambara groundnut—Vigna subterranea (L.) Verdc.
Proceedings of the Workshop on Conservation and Improvement of Bambara groundnut 14–16 November 1995, Harare. Zimbabwe—Link to the publication on the International Plant Genetic Resources Institute web site