Romanesco broccoli or Roman Cauliflower is an edible flower of the species Brassica oleracea and a variant form of cauliflower. Romanesco broccoli was first documented in Italy in the sixteenth century. It is sometimes called broccoflower, but that name is also applied to green-curded cauliflower cultivars. It is also known as coral broccoli. It is rich in vitamin C, fiber, and carotenoids.