Polymnia sonchifolia Poeppig & Endlicher

Compositae

Erosus yam bean, Jícama, Jícama de agua, Jícama, de leche, Leafcup, Mexican potato, Potato bean, Yacón, Yam bean

Neglected Crops: 1492 from a Different Perspective—J.E. Hernándo Bermejo and J. León (eds.)

Yacón can be found in Lost Crops of the Incas—from National Academy Press

Andean roots and tubers: Ahipa, arracacha, maca and yacon—by M. Hermann, J. Heller (eds.) from the International Plant Genetic Resources Institute