Sea lettuce is the common name for members of the seaweed genus Ulva. It may also refer to:

• Dudleya caespitosa, also known as the 'sand lettuce', a terrestrial flowering plant species that is endemic to coastal areas of California
• Scaevola taccada, also known as the 'beach cabbage', a terrestrial flowering plant species that is native to coastal regions of the Indo-Pacific.
• Monostroma, also known as the 'slender sea lettuce', a genus of algae.

Index of plants with the same common name

This page is an index of articles on plant species (or higher taxonomic groups) with the same common name (vernacular name).
If an internal link led you here, you may wish to edit the linking article so that it links directly to the intended article.