Round Cabbage or headed cabbage (comprising several cultivars of Brassica oleracea) is a leafy green, red (purple), or white (pale green) biennial plant grown as an annual vegetable crop for its dense-leaved heads.
Sweetpotato is an outcrossing hexaploid that is cultivated in the tropics and warm-temperate regions of the world. Sweetpotato has played an important role as a famine-relief crop during its long history and has recently been reevaluated as a health-promoting food.
A round, bulbous root vegetable with origins in the Mexican peninsula, jicama (pronounced hee-cama) is part of the legume family and grows on vines. This little-known tuber is grown in the warm climates of Vietnam, where it’s an important as well as extremely versatile food source.