Amphicarpaea edgeworthii. Amphicarpaea monoica.
Amphicarpaea edgeworthii Benth. Leguminosae. Wild Bean.
Himalayas. A wild, bean-like plant, the pods of which are gathered while green and used for food.
Amphicarpaea monoica Ell. Hog Peanut.
North America. A delicate vine growing in rich woodlands which bears two kinds of flowers, the lower ones subterranean and producing fruit. It is a native of eastern United States. Porcher says that in the South the subterranean pod is cultivated as a vegetable and is called hog peanut.
Sturtevant's Edible Plants of the World, 1919, was edited by U. P. Hedrick.