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Taxon: Lactuca canadensis L.

 
Genus: Lactuca
Family: Asteraceae (alt.Compositae)
Subfamily: Cichorioideae
Tribe: Cichorieae
Subtribe: Lactucinae
Nomen number: 21329
Place of publication: Sp. pl. 2:796. 1753
Link to protologue:
Typification: View in Linnean Typification Project
Name Verified on: 23-Feb-2009 by ARS Systematic Botanists. Last Changed: 23-Mar-2010
Species priority site is: Western Regional PI Station (W6)
Accessions: 11 (10 active, 0 available) in National Plant Germplasm System (GoogleMap)

Common names:

  • Canada lettuce  (Source: Names Beetle) - English
  • Canada wild lettuce  (Source: AH 505) - English
  • tall lettuce  (Source: Glea Cron ed2) - English
  • wild lettuce  (Source: F SE US) - English

Economic Importance:

  • Weed: potential seed contaminant (found in waste places); potential seed contaminant (found in waste places)

Distributional Range:

    Native

    Northern America
    • SUBARCTIC AMERICA: Canada [Yukon Territory]
    • EASTERN CANADA: Canada [New Brunswick, Nova Scotia, Ontario, Prince Edward Island, Quebec]
    • WESTERN CANADA: Canada [British Columbia, Manitoba (e.)]
    • NORTHEASTERN U.S.A.: United States [Connecticut, Indiana, Maine, Massachusetts, Michigan, New Hampshire, New Jersey, New York, Ohio, Pennsylvania, Rhode Island, Vermont, West Virginia]
    • NORTH-CENTRAL U.S.A.: United States [Illinois, Iowa, Kansas, Minnesota, Missouri, Nebraska, North Dakota, Oklahoma, South Dakota, Wisconsin]
    • NORTHWESTERN U.S.A.: United States [Colorado, Idaho, Montana, Oregon, Washington, Wyoming]
    • SOUTHEASTERN U.S.A.: United States [Alabama, Arkansas, Delaware, Florida, Georgia, Kentucky, Louisiana, Maryland, Mississippi, North Carolina, South Carolina, Tennessee, Virginia, District of Columbia]
    • SOUTH-CENTRAL U.S.A.: United States [New Mexico, Texas (e.)]
    • SOUTHWESTERN U.S.A.: United States [Arizona, California, Nevada, Utah]


    Naturalized (widely natzd.)

    Other (exact native range obscure)

References:

  1. Beetle, A. A. Recommended plant names. Univ. Wyoming Agr. Exp. Sta. Res. J. 31. 1970 (Names Beetle)
  2. Browne, E. T. & R. Athey Vascular plants of Kentucky: an annotated checklist. 1992 (L Kentucky)
  3. Correll, D. S. & M. C. Johnston Manual of the vascular plants of Texas. 1970 (F Tex)
  4. Cronquist, A. et al. Intermountain flora. (Intermt F)
  5. FNA Editorial Committee Flora of North America. (F NAmer)
  6. Gleason, H. A. & A. Cronquist Manual of vascular plants of northeastern United States and adjacent Canada. (Glea Cron)
  7. Gleason, H. A. & A. Cronquist Manual of vascular plants of northeastern United States and adjacent Canada, ed. 2. 1991 (Glea Cron ed2)
  8. Hickman, J. C., ed. The Jepson manual: higher plants of California. 1993 (F CalifJep)
  9. Hitchcock, C. L. et al. Vascular plants of the Pacific Northwest. (F Pacif NW)
  10. Holm, L. et al. A geographical atlas of world weeds. 1979 (Atlas WWeed)
  11. Kartesz, J. T. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. (L US Can ed2)
  12. Lebeda, A. et al. 2004. Geographical distribution of wild Lactuca species (Asteraceae, Lactuceae) Bot. Rev. (Lancaster) 70:328-356
  13. Magee, D. W. & H. E. Ahles Flora of the Northeast. A manual of the vascular flora of New England and adjacent New York. (F NE US)
  14. Martin, W. C. & C. R. Hutchins A flora of New Mexico. (F New Mex)
  15. McGregor, R. L. et al. (The Great Plains Flora Association) Flora of the Great Plains. (F GPlains)
  16. McGregor, R. L. et al. (The Great Plains Flora Association) Atlas of the Flora of the Great Plains. (Atlas GPlains)
  17. Munz, P. A. & D. D. Keck A California flora. (F CalifMunz)
  18. Porcher, M. H. et al. Searchable World Wide Web Multilingual Multiscript Plant Name Database (MMPND) (on-line resource). (Pl Names)
  19. Radford, A. E. et al. Manual of the vascular flora of the Carolinas. (F Carolin)
  20. Radford, A. E. et al., eds. Vascular flora of the southeastern United States. (F SE US)
  21. Scoggan, H. J. The flora of Canada, 4 vol. (F Canada)
  22. Steyermark, J. A. Flora of Missouri. (F Missouri)
  23. Terrell, E. E. et al. Agric. Handb. no. 505. 1986 (AH 505)
  24. Welsh, S. L. et al. A Utah flora. (F Utah ed2)
  25. Wofford, B. E. & R. Kral Checklist of the vascular plants of Tennessee. 1993 (L Tenn)
  26. Wunderlin, R. P. Guide to the vascular plants of Florida. 1998 (F Florida)

Check other web resources for Lactuca canadensis L. :

  • Flora of North America: Collaborative Floristic Effort of North American Botanists
  • PLANTS: USDA-NRCS Database of Plants of the United States and its Territories
  • BONAP North American Plant Atlas of the Biota of North America Program:
  • TROPICOS: Nomenclatural and Specimen Database of the Missouri Botanical Garden
  • ePIC: Electronic Plant Information Centre of Royal Botanic Gardens, Kew
  • AGRICOLA: Article Citation Database or NAL Catalog of USDA's National Agricultural Library
  • Entrez: NCBI's search engine for PubMed citations, GenBank sequences, etc.
  • PubAg: USDA's National Agricultural Library database of full-text journal articles and citations on the agricultural sciences.

Images:

  • Fruits: U.S. National Seed Herbarium image
  • Fruits: U.S. National Seed Herbarium image

Cite as: USDA, Agricultural Research Service, National Plant Germplasm System. 2018. Germplasm Resources Information Network (GRIN-Taxonomy).
National Germplasm Resources Laboratory, Beltsville, Maryland. URL: https://npgsweb.ars-grin.gov/gringlobal/taxonomydetail.aspx?21329. Accessed 15 December 2018.