Complex sentence: These species can be distinguished from "P. vera" by their geographic distributions (in the wild) and their nuts which are much smaller, have a strong flavor of turpentine, and have a shell that is not hard.
Split into simpler sentences: These species can be distinguished from "P. vera" by their geographic distributions (in the wild) and their nuts. Their nuts are much smaller, have a strong flavor of turpentine, and have a shell that is not hard.