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Lactuca serriola, also called prickly lettuce, [2] milk thistle [2] (not to be confused with Silybum marianum, also called milk thistle), compass plant, [2] and scarole, [2] is an annual or biennial plant in the tribe Cichorieae within the family Asteraceae.
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.
The leaves are used as greens, but have to be cooked like spinach and the water has to be discarded. [130] Lactuca indica: Indian Lettuce [131] [132] Lactuca perennis [133] Lactuca sativa: Lettuce: The wild varieties differ much from the average cultivated salad lettuce. Lactuca sativa: Celtuce [134] Lactuca serriola: Prickly Lettuce
Lactuca virosa is biennial, similar to prickly lettuce Lactuca serriola but taller – it can grow to 200 cm (80 inches or almost 7 feet). It is also stouter, the stem and leaves are more purple flushed, [disputed – discuss] and the leaves are less divided, but more spreading, [4] similarly to Mycelis muralis but showing more than 5 florets.
It is known as lettuce opium because of its sedative and analgesic properties. It has also been reported to promote a mild sensation of euphoria . [ 1 ] [ 2 ] Because it is a latex , lactucarium physically resembles opium , in that it is excreted as a white fluid and can be reduced to a thick smokable solid.
The twining succulent, Senecio angulatus, is used for its cut flowers, [40] despite being an invasive weed in some places, such as Victoria, Australia and New Zealand. [ 41 ] Asteraceae is an economically important family, providing products such as cooking oils , leaf vegetables like lettuce , sunflower seeds , artichokes , sweetening agents ...
Prickly sow-thistle Lactuca serriola: Prickly lettuce Lactuca virosa: Great lettuce Lactuca saligna: Least lettuce Lactuca tatarica: Blue lettuce * Cicerbita alpina: Alpine blue-sow-thistle Lactuca macrophylla: Common blue-sow-thistle * Cicerbita plumieri: Hairless blue-sow-thistle * Cicerbita bourgaei: Pontic blue-sow-thistle * Mycelis muralis ...
Lettuce (Lactuca sativa) is an annual plant of the family Asteraceae mostly grown as a leaf vegetable.The leaves are most often used raw in green salads, although lettuce is also seen in other kinds of food, such as sandwiches, wraps and soups; it can also be grilled. [3]