1. Lettuce: Lettuce is an annual or biennial herb of the genus Lettuce in Compositae, which is native to the Mediterranean region. Its leaves can be eaten raw or used as salad. It is crisp and nutritious, and it is one of the most popular vegetables in the world.
2. Youmaicai: Youmaicai is also a member of the genus Lettuce in Compositae. It is native to the Mediterranean coast. Its leaves are long and lanceolate, delicious, with high nutritional value, especially rich in vitamin A and calcium.
3. Lettuce: Lettuce, also known as lettuce or cabbage, is a kind of lettuce in Compositae. Its leaves will form compact bulbs during the growth process, which are delicious and have high nutritional value.
4. Compositae lettuce, also known as lettuce, is a widely planted vegetable, including lettuce, lettuce and iceberg lettuce.