The pecan (Carya illinoinensis) is a species of hickory native to the southern United States and northern Mexico in the region of the Mississippi River. The tree is cultivated for its seed in the southern United States, primarily in Georgia, New Mexico, Texas, and Mexico, which produces nearly half of the world total. The seed is an edible nut used as a snack and in various recipes, such as praline candy and pecan pie. The pecan, in various aspects, is included in state symbols of Alabama, Arkansas, California, Oklahoma, and Texas.
"Pecan" is from an Algonquin word variously referring to pecans, walnuts, and hickory nuts. There are many variant pronunciations, some regional and others not.The most common American pronunciation is . There is little agreement in the United States, even regionally, as to the "correct" pronunciation.