dolique tubéreux

OBS: A mexican root vegetable, looks like a giant-size brown-skinned turnip. White flesh, crisp texture and slightly sweet flavor, it is delicious raw or cooked.
OBS: A native of Mexico and central America, but is now commonly cultivated throughout the tropics, West Indies and China.
OBS: Not to be confused with Pachyrrhizus tuberosus, another herbaceous vine also sometimes called yam bean or potato bean (cf. Hortus Third : A Concise Dictionary of Plants Cultivated in the United States and Canada (BAIHO), 1976, p. 809).