Podolepis robusta, commonly known as Alpine Podolepis, Mountain Lettuce or Cattleman's Lettuce, is a perennial herb from the Australian Alps in the family Asteraceae.

Lactuca tatarica (common name blue lettuce), is a plant.

Lactuca tatarica, pulchella variety (blue lettuce), dried root gum used as chewing gum.

The piece Tall Blue Lettuce was on the cover of Professional Quilter Magazine.

Lactuca biennis is a species of wild lettuce known by the common names tall blue lettuce and blue wood lettuce.

Lactuca canadensis : Canada Lettuce, Florida Blue Lettuce, Wild Lettuce (North America)

Lactuca perennis, common names: Blue Lettuce or Perennial lettuce, is a perennial herbaceous plant species belonging to the genus Lactuca of the Asteraceae family.

Lactuca tatarica : Blue Lettuce, Chickory Lettuce, Russian Blue Lettuce (Asia, India)

There was a pretty garden around the house, where blue trees and blue flowers grew in abundance and in one place were beds of blue cabbages, blue carrots and blue lettuce, all of which were delicious to eat.

Lactuca perennis, common names: Blue Lettuce or Perennial lettuce, is a perennial herbaceous plant species belonging to the genus Lactuca of the Asteraceae family.