The Pecan (Carya illinoinensis, commonly misspelled illinoensis) is a species of hickory, native to south-central North America, in the United States from southern Iowa, Illinois and Indiana east to western Kentucky and western Tennessee, south through Oklahoma, Arkansas, to Texas, Mississippi, and Louisiana; and in Mexico from Coahuila south to Jalisco and Veracruz. It is a large deciduous tree, growing to 20–40 m in height (rarely to 44 m, Pecans first became known to Europeans in the… (More on Pecan)