"Godr." . "var. sativa'' (Moris)" . "G.Beck" . "Lettuce (Lactuca sativa) is an annual plant of the daisy family Asteraceae. It is most often grown as a leaf vegetable, but sometimes for its stem and seeds. Lettuce was first cultivated by the ancient Egyptians who turned it from a weed, whose seeds were used to produce oil, into a food plant grown for its succulent leaves, in addition to its oil-rich seeds."@en . "* L. scariola var. integrifolia (" . . . . . . "* L. scariola var. integrata (" . ")" . . "Lettuce"@en . "and" . . "* ''" . "Gren." . . . "Lactuca scariola" . . .