Back Lactuca virosa AN خس نفاذ Arabic خس نفاذ ARZ Lactuca virosa Azerbaijani Lactuca virosa Catalan Lactuca virosa CEB Lactuca virosa Corsican Locika jedovatá Czech Letusen chwerw Welsh Gift-Lattich German
| Wild lettuce | |
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| Wild lettuce (Lactuca virosa) | |
Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Genus: | Lactuca |
| Species: | L. virosa
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| Binomial name | |
| Lactuca virosa L. 1753 not Thunb. 1800 nor Luce nor Hablitz
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| Synonyms[1] | |
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Synonymy
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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 (L. sativa), and is often called wild lettuce, bitter lettuce, laitue vireuse, opium lettuce, poisonous lettuce, tall lettuce, great lettuce[3] or rakutu-karyumu-so.
- ^ The Plant List, Lactuca virosa L.
- ^ Wesołowska, A.; Nikiforuk, A.; Michalska, K.; Kisiel, W.; Chojnacka-Wójcik, E. (2006). "Analgesic and sedative activities of lactucin and some lactucin-like guaianolides in mice". Journal of Ethnopharmacology. 107 (2): 254–8. doi:10.1016/j.jep.2006.03.003. PMID 16621374.
- ^ BSBI List 2007 (xls). Botanical Society of Britain and Ireland. Archived from the original (xls) on 2015-06-26. Retrieved 2014-10-17.