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Lactuca canadensis is a species of wild lettuce known by the common names Canada lettuce, Canada wild lettuce, and tall lettuce. [2] Its true native range is not clear, [2] but it is considered to be a native of the eastern and central parts of North America. It naturalized in the western part of the continent as well as in Eurasia. [3] [4]
Nuts, tiny and difficult to extract from the cones, but edible raw [17] Mesquite Prosopis juliflora: Native to Southern America, widely found in arid and hot climates worldwide as an invasive weed Seed pods, edible raw or boiled, dried and milled to make flour, or fermented to make a mildly alcoholic beverage [18] Wild cherry: Prunus avium
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.
Lactuca serriola is the wild progenitor of cultivated lettuce (Lactuca sativa) and can be affected by lettuce downy mildew, one of the most serious diseases of lettuce. [12] L. serriola has shown resistance to the plant pathogen Bremia lactucae , the cause of the disease. [ 12 ]
Wild lettuce is a common name for several lactucarium-containing plants related to lettuce (Lactuca sativa). The name most often refers to Lactuca virosa (Europe, Asia, introduced to North America), though it may also refer to: Lactuca canadensis (North America) Lactuca ludoviciana (NW America) Lactuca serriola (Southern Europe) Lactuca ...
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.
Phytoremediation technologies use living plants to clean up soil, air and water contaminated with hazardous contaminants. [1] It is defined as "the use of green plants and the associated microorganisms, along with proper soil amendments and agronomic techniques to either contain, remove or render toxic environmental contaminants harmless". [2]
Claytonia perfoliata, commonly known as miner's lettuce, rooreh, Indian lettuce, or winter purslane, is a flowering plant in the family Montiaceae. It is an edible, fleshy, herbaceous , annual plant native to the western mountain and coastal regions of North America.