green or yellow-green color smooth, curved, oval-shaped shell small, hard, round seed distinctive ridges on the shell white, yellow, or light brown color inside the shell nutty flavor
pistachio which has green or yellow-green color pistachio which has smooth, curved, oval-shaped shell pistachio which has small, hard, round seed pistachio which has distinctive ridges on the shell pistachio which has white, yellow, or light brown color inside the shell pistachio which has nutty flavor