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Lettuce was originally farmed by the ancient Egyptians, who transformed it from a plant whose seeds were used to obtain oil into an important food crop raised for its succulent leaves and oil-rich seeds. Lettuce spread to the Greeks and Romans; the latter gave it the name lactuca, from which the English lettuce is derived.
Lactuca, commonly known as lettuce, is a genus of flowering plants in the family Asteraceae. The genus includes at least 50 species, distributed worldwide, but mainly in temperate Eurasia . Its best-known representative is the garden lettuce ( Lactuca sativa ), with its many varieties.
Celtuce (/ˈsɛlt.əs/) (Lactuca sativa var. augustana, [3] [4] [5] angustata, or asparagina), also called stem lettuce, [6] celery lettuce, asparagus lettuce, [7] or Chinese lettuce, is a cultivar of lettuce grown primarily for its thick stem or its leaves. It is used as a vegetable.
Head lettuce is exactly what it sounds like: it comes in a round shape, with tightly packed leaves. Butterhead lettuce also comes shaped like a ball, but its leaves are looser and less crispy.
In North American English it is known as "romaine" lettuce, and in British English the names "cos" lettuce and "romaine" lettuce are both used. [2] Many dictionaries trace the word cos to the name of the Greek island of Cos, from which the lettuce was presumably introduced. [3] Other authorities trace cos to the Arabic word for lettuce, khus ...
Lettuce, like other produce, needs to be washed to remove any dirt, debris, bugs, pesticides, or bacteria prior to cutting or eating. Meet Our Expert.
Valeriana locusta, [1] commonly called mâche, cornsalad, or lamb's lettuce, a small, herbaceous, annual flowering plant in the honeysuckle family Caprifoliaceae. It is native to Europe, western Asia and north Africa, where it is eaten as a leaf vegetable .
Lactuca virosa. Lactuca virosa is a plant in the Lactuca (lettuce) genus, often ingested for its mild analgesic and sedative effects. [2] It is related to common lettuce (), and is often called wild lettuce, bitter lettuce, laitue vireuse, opium lettuce, poisonous lettuce, tall lettuce, great lettuce [3] or rakutu-karyumu-so.