Sea kale (Crambe maritima L.) at Hovs Hallar in Southern Sweden, March 2004.
Crambe is a genus of Brassicaceae native to Europe, southwest and central Asia and eastern Africa. It includes among its species seakale (Crambe maritima), grown as a leaf vegetable, Crambe cordifolia which is grown as an herbaceous border perennial, and Crambe abyssinica, which is grown for an oil from the seeds that has similar characteristics to whale oil.