Flint maize is a type of corn characterized by hard outer layers of the kernel that are resistant to deterioration. It has various synonyms depending on the region, culture, and use. One of the common names is Indian corn, which reflects its origin in North America. Other synonyms for flint maize include calico corn, ornamental corn, and decorative corn, as it is often used for decorative purposes due to its colorful kernels. In Latin America, it is called choclo and morocho, while in Africa, it is known as maize meal or mealie. The term grits or hominy is used in the Southern United States to describe flint maize that has been treated with an alkali.