Question: is napa lettuce or cabbage?
Answer: It's also known as Chinese, napa, or celery cabbage, or wombok. It is not a cabbage, which comes from the Brassica Oleracea family – a large family also comprising Brussels sprouts, broccoli, kohlrabi, and collard greens. Chinese Leaf's brothers and sisters are bok choi, tatsoi, turnip and rapini (Cima di rapa).