cereal grains mix barley blue corn hominy durum ( triticum durum ) einkorn ( triticum monococcum , farro piccolo ) emmer ( triticum dicoccum , farro medio ) kamut ( triticum turanicum ) millet oats rye sorghum spelt ( triticum spelta , farro grande ) spring wheat ( triticum aestivum ) teff triticale winter wheat ( triticum aestivum )