Celtuce, also called stem lettuce, celery lettuce, asparagus lettuce, or Chinese lettuce, is a cultivar of lettuce grown primarily for its thick stem or it leaves. It is used as a vegetable and is especially popular in both mainland China and Taiwan.
Video Source: Pick four lettuces on the farmland. What else can lettuces do? #StayHome and cook #WithMe from 酒鬼小莉 Drunkard Lee on Youtube ⁄ CC BY