green scallion

Quick answer：

Green scallion, also known as green onion, is a leafy green vegetable with a mild, slightly sweet flavor. It is commonly used in Chinese cuisine as a garnish or flavoring ingredient in soups, stir-fries, and other dishes. The green part of the scallion, which is the edible part, is rich in vitamins A, C, and K, as well as dietary fiber.