Bananas and plantains belong to the plantain family plantain genus, its color, aroma, taste, shape is very similar, but the price difference is very large, some unscrupulous traders often use plantain to pretend to be bananas, consumers can easily identify bananas and plantains through the following three points. First, look at the appearance. Banana plantain body curved crescent-shaped, shorter fruit stalk, the skin has five or six prongs; plantain plantain body at both ends of the thinner, thicker in the middle, one side is slightly flat, the other side is slightly curved, was rounded, the fruit stalk is longer, only three prongs on the fruit skin. Second, look at the color. Banana in the unripe green, ripe to yellow, with brown spots, yellowish-white flesh, cross-section approximate round; plantain peel grayish-yellow, ripe without brown spots, creamy-white flesh, cross-section for the flat round. Finally, taste. Banana's aroma is strong, sweet flavor; plantain's taste is sweet, but the aftertaste with acid, poor taste.