Taxon: Lactuca serriola L.

 
Genus: Lactuca
    Section: Lactuca
Family: Asteraceae (alt.Compositae)
  Subfamily: Cichorioideae
      Tribe: Cichorieae
        Subtribe: Lactucinae
Nomen number: 21365
Place of publication: Cent. pl. II:29. 1756 (Amoen. acad. 4:328. 1759)
Comments:
  • • authorship often attributed to Torner
  • • doubtfully distinct from L. sativa L.
Name Verified on: 02-Oct-1996 by ARS Systematic Botanists. Last Changed: 30-Oct-2007
Species priority site is: Western Regional PI Station (W6)
Accessions: 437 in National Plant Germplasm System (GoogleMap)

Common names:

Economic Importance:

  • Environmental: ornamental (fide Dict Gard; Pl Book)
  • Gene sources: primary genetic relative of lettuce (fide Amer J Bot 85:1528. 1998; 88:1881. 2001)
  • Medicines: folklore (fide Herbs Commerce ed2)
  • Vertebrate poisons: mammals (fide Kingsbury, as Lactuca scariola)
  • Weed: potential seed contaminant (fide Geigy Weed Tables. 1968)

Distributional Range:

    Native:

  • Africa

    • Macaronesia: Portugal - Madeira Islands; Spain - Canary Islands
    • Northeast Tropical Africa: Ethiopia
    • Northern Africa: Algeria; Egypt; Morocco; Tunisia
  • Asia-Temperate

    • Arabian Peninsula: Saudi Arabia
    • Caucasus: Armenia; Azerbaijan; Georgia; Russian Federation - Dagestan; Russian Federation-Ciscaucasia - Ciscaucasia
    • China: China - Xinjiang
    • Middle Asia: Kazakhstan; Kyrgyzstan; Tajikistan; Turkmenistan; Uzbekistan
    • Siberia: Russian Federation - Tuva, - Altay, - Kemerovo, - Kurgan, - Novosibirsk, - Omsk, - Tyumen
    • Western Asia: Afghanistan; Cyprus; Egypt - Sinai; Iran; Iraq; Israel; Jordan; Lebanon; Syria; Turkey
  • Asia-Tropical

    • Indian Subcontinent: India - Arunachal Pradesh, - Himachal Pradesh, - Jammu and Kashmir, - Uttar Pradesh; Pakistan
  • Europe

    • East Europe: Belarus; Moldova; Russian Federation-European part - European part; Ukraine
    • Middle Europe: Austria; Belgium; Czech Republic; Germany; Hungary; Netherlands; Slovakia; Switzerland
    • Northern Europe: Denmark; United Kingdom
    • Southeastern Europe: Albania; Bosnia and Herzegovina; Bulgaria; Croatia; Greece; Italy; Macedonia; Montenegro; Romania; Serbia; Slovenia
    • Southwestern Europe: France; Portugal; Spain

  • Naturalized:

  • Africa

    • South Tropical Africa: Zimbabwe
    • Southern Africa: Botswana; Lesotho; South Africa
  • Australasia

    • Australia: Australia
    • New Zealand: New Zealand
  • Europe

    • East Europe: Estonia; Latvia; Lithuania
    • Middle Europe: Poland
    • Northern Europe: Finland; Ireland; Norway; Sweden
  • Northern America

    • Eastern Canada: Canada - New Brunswick, - Nova Scotia, - Ontario, - Prince Edward Island, - Quebec
    • North-Central U.S.A.: United States - Illinois, - Iowa, - Kansas, - Minnesota, - Missouri, - Nebraska, - North Dakota, - Oklahoma, - South Dakota, - Wisconsin
    • Northeastern U.S.A.: United States - Connecticut, - Indiana, - Maine, - Massachusetts, - Michigan, - New Hampshire, - New Jersey, - New York, - Ohio, - Pennsylvania, - Rhode Island, - Vermont, - West Virginia
    • Northern Mexico: Mexico - Baja Norte, - Coahuila, - Sonora
    • Northwestern U.S.A.: United States - Colorado, - Idaho, - Montana, - Oregon, - Washington, - Wyoming
    • South-Central U.S.A.: United States - New Mexico, - Texas
    • Southeastern U.S.A.: United States - Alabama, - Arkansas, - Delaware, - District of Columbia, - Florida, - Georgia, - Kentucky, - Louisiana, - Maryland, - Mississippi, - North Carolina, - South Carolina, - Tennessee, - Virginia
    • Southern Mexico: Mexico - Federal District, - Guanajuato, - Mexico, - Michoacan, - Queretaro
    • Southwestern U.S.A.: United States - Arizona, - California, - Nevada, - Utah
    • Western Canada: Canada - Alberta, - British Columbia, - Manitoba, - Saskatchewan
  • Southern America

    • Brazil: Brazil
    • Southern South America: Argentina; Chile; Paraguay; Uruguay

  • Cultivated:

    . also cult.

References:

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  • Chinese Academy of Sciences Flora reipublicae popularis sinicae. 1959- (F China)
  • CIBA-GEIGY, Basel, Switzerland The CIBA-GEIGY Weed Tables. 1974 (Weed TabCIBA)
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  • Koopman, W. J. M. et al. 1998. Phylogenetic relationships among Lactuca (Asteraceae) species and related genera based on ITS-1 DNA sequences Amer. J. Bot. 85:1517-1530.
  • Koopman, W. J. M. et al. 2001. Species relationships in Lactuca s.l. (Lactuceae, Asteraceae) inferred from AFLP fingerprints Amer. J. Bot. 88:1881-1887.
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Synonyms:

Check other web resources for Lactuca serriola L. :

Images:

  • Fruits: U.S. National Seed Herbarium image