Carya palmeriCarya palmeri, the Mexican hickory, is a tree species native to Mexico. It was first described by Wayne Eyer Manning. Carya palmeri is part of the genus Carya, and the family Juglandaceae.RangeCarya palmeri is endemic to Mexico and is found in the mountains of Nuevo León, Tamaulipas and Veracruz It also occurs in San Luis Potosí. The tree grows on steep slopes, often in association with Carya myristiciformis.