Actinidia arguta (hardy kiwi) is a perennial vine native to Japan, Korea, Northern China, and Russian Siberia. It produces a small fruit resembling the kiwifruit. The fruit are referred to as Hardy kiwifruit, kiwi berry, arctic kiwi, baby kiwi, dessert kiwi, grape kiwi, northern kiwi, or cocktail kiwi and are edible, berry or grape-sized fruit similar to kiwifruit in taste and appearance, but are green, brownish, or purple with smooth skin, sometimes with a red blush. Often sweeter than the kiwifruit, hardy kiwifruit can be eaten whole and need not be peeled. Thin-walled, its exterior is smooth and leathery.