Kale

Kale
Curly kale, one of the many varieties of kale
Species	Brassica oleracea
Cultivar group	Acephala Group
Origin	Unknown; before the Middle Ages
Cultivar group members	Many; see text.

Kale (/keɪl/), also called leaf cabbage, belongs to a group of cabbage (Brassica oleracea) cultivars primarily grown for their edible leaves. It has also been used as an ornamental plant.