kale, leaf cabbage, Brassica oleracea var. sabellica (group of cultivars of cabbage) · kale, curly kale (the most common variety of kale with wrinkly leaves) · collard greens (a more smooth-leafed variety popular in the southern US)
köken: 13th century. From Old Galician-Portuguese verça, verza, verssa, from Vulgar Latin *virdia (see for cognates), from syncopation of Latin viridia, neuter plural of viridis (“green”).