Leguminosae Voandzeia subterranea (L.) Thouars
Source: Magness et al. 1971
This species is cultivated extensively in central Africa for its underground peanut-like seeds. This plant is similar in nearly all respects to peanuts, being a prostrate annual with compound leaves consisting of 3 leaflets. The seeds are borne in roundish pods 1/2 inch or more long, which lie buried in the ground, similar to peanuts, which see. Not grown commercially in the U.S.