A, C, K, and folate are vitamins found in lettuce. The most popular ways to use lettuce are as a wrap, a garnish, in salads, or as a layer in sandwiches. Lettuce is best used fresh. The leaves can be sliced or torn a..

Butter lettuce with loose leaves that resemble oak tree leaves is called "Red Oak lettuce" because of its burgundy-red foliage. Lighter reds and fall tones blend with the vivid, burgundy-stained foliage. The broad, s..