Nigella arvensis, the field nigella or wild fennel flower, is a species of flowering plant in the family Ranunculaceae.[2] It is native to North Africa, central, southern and eastern Europe, the Caucasus region, and the Middle East as far as Iran, and has gone extinct in Switzerland and Crete.[1] It is a minor crop, used locally as a substitute for Nigella sativa, black caraway.[3]