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Germplasm Resources Information Network (GRIN)
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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
Typification: View record from Linnaean Plant Name Typification Project of the Natural History Museum of London.
Name verified on: 23-Feb-2009 by ARS Systematic Botanists. Last updated: 23-Mar-2010
Species priority site is: Western Regional PI Station (W6).
Accessions: 10 in National Plant Germplasm System.
  • all available ) NPGS accessions. or .
  • all available ) NPGS accessions by country.
  • Check PlantSearch database of Botanic Gardens Conservation International for possible non-NPGS germplasm.


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
More:

Economic importance:

  • Weed: potential seed contaminant   (found in waste places fide F CalifJep)
More:

Distributional range:

      Native: (links to other web resources are provided for some distributions)
  • NORTHERN AMERICA (Check conservation status in U.S. & Canada in NatureServe Explorer database)
    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, District of Columbia, Florida, Georgia, Kentucky, Louisiana, Maryland, Mississippi, North Carolina, South Carolina, Tennessee, Virginia
    South-Central U.S.A.: United States - New Mexico, Texas [e.]
    Southwestern U.S.A.: United States - Arizona, California, Nevada, Utah

      Naturalized:
  • widely naturalized

      Other:
  • exact native range obscure

References:

  • Beetle, A. A. 1970. Recommended plant names. Univ. Wyoming Agr. Exp. Sta. Res. J. 31.
  • Browne, E. T. & R. Athey. 1992. Vascular plants of Kentucky: an annotated checklist.
  • Correll, D. S. & M. C. Johnston. 1970. Manual of the vascular plants of Texas.
  • Cronquist, A. et al. 1972–. Intermountain flora.
  • FNA Editorial Committee. 1993–. Flora of North America.
  • Gleason, H. A. & A. Cronquist. 1963. Manual of vascular plants of northeastern United States and adjacent Canada.
  • Gleason, H. A. & A. Cronquist. 1991. Manual of vascular plants of northeastern United States and adjacent Canada, ed. 2.
  • Hickman, J. C., ed. 1993. The Jepson manual: higher plants of California.
  • Hitchcock, C. L. et al. 1955–1969. Vascular plants of the Pacific Northwest.
  • Holm, L. et al. 1979. A geographical atlas of world weeds.
  • Kartesz, J. T. 1994. A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. [with four varieties].
  • Lebeda, A. et al. 2004. Geographical distribution of wild Lactuca species (Asteraceae, Lactuceae). Bot. Rev. (Lancaster) 70:328–356.
  • Magee, D. W. & H. E. Ahles. 1999. Flora of the Northeast. A manual of the vascular flora of New England and adjacent New York.
  • Martin, W. C. & C. R. Hutchins. 1980. A flora of New Mexico.
  • McGregor, R. L. et al. (The Great Plains Flora Association). 1977. Atlas of the Flora of the Great Plains.
  • McGregor, R. L. et al. (The Great Plains Flora Association). 1986. Flora of the Great Plains.
  • Munz, P. A. & D. D. Keck. 1959. A California flora.
  • Porcher, M. H. et al. Searchable World Wide Web Multilingual Multiscript Plant Name Database (MMPND) (on-line resource).
  • Radford, A. E. et al., eds. 1980–. Vascular flora of the southeastern United States.
  • Radford, A. E. et al. 1964. Manual of the vascular flora of the Carolinas.
  • Scoggan, H. J. 1978–1979. The flora of Canada, 4 vol.
  • Steyermark, J. A. 1977. Flora of Missouri.
  • Terrell, E. E. et al. 1986. Agric. Handb. no. 505.
  • Welsh, S. L. et al. 1993. A Utah flora.
  • Wofford, B. E. & R. Kral. 1993. Checklist of the vascular plants of Tennessee.
  • Wunderlin, R. P. 1998. Guide to the vascular plants of Florida.
More:

Synonyms:


Check other web resources for Lactuca canadensis L.:


Images:

More:
  • Check PlantSystematics.org for additional images
  • Google Images Images Note: Be advised that their identity may be inaccurate. Proper identification of a plant may require specialized taxonomic knowledge or comparison with properly documented herbarium material.

Abbreviations & symbols in GRIN Taxonomy
| USDA | ARS | GRIN | NPGS | New Search |
Cite as:
USDA, ARS, National Genetic Resources Program.
Germplasm Resources Information Network - (GRIN) [Online Database].
National Germplasm Resources Laboratory, Beltsville, Maryland.
URL: http://www.ars-grin.gov/cgi-bin/npgs/html/taxon.pl?21329 (18 May 2013)

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