Wikipedia Article About Sea grape Caulerpa lentillifera is one of the favored species of edible Caulerpa due to its soft and succulent texture. They are also known as sea grapes, although they are unrelated to the seagrape, and green caviar; also "ar-arosep" in the Philippines. C. lentillifera can be eaten raw as a snack or used as a kind of vegetable to make salad.