Brassica oleracea, also known as wild cabbage in its uncultivated form, is a plant of the family Brassicaceae. The species originated from feral populations of related plants in the Eastern Mediterranean, where it was most likely first cultivated. It has many common cultivars used as vegetables, including cabbage, broccoli, cauliflower, kale, Brussels sprout, collard, Savoy cabbage, kohlrabi, and gai lan. Source: Wikipedia (en)