Nut variety is a broad term that encompasses many different types of nuts. Kola, CASHEW, BETEL, and HEX are all examples of nut varieties. Kola is a type of nut native to tropical Africa and is often used in beverages. CASHEW is a type of nut native to Brazil and is popularly eaten as a snack. BETEL is a type of nut native to India and is often used in traditional medicine. HEX is a type of nut native to the Mediterranean region and is often used in baking.