Lactuca canadensis L.

First published in Syst. Nat., ed. 10. 2: 1193 (1759)
This species is accepted
The native range of this species is Yukon to U.S.A., Hispaniola. It grows primarily in the temperate biome.


Native to:

Alabama, Arizona, Arkansas, British Columbia, California, Colorado, Connecticut, Delaware, District of Columbia, Dominican Republic, Florida, Georgia, Haiti, Idaho, Illinois, Indiana, Iowa, Kansas, Kentucky, Louisiana, Maine, Manitoba, Maryland, Massachusetts, Michigan, Minnesota, Mississippi, Missouri, Montana, Nebraska, Nevada, New Brunswick, New Hampshire, New Jersey, New Mexico, New York, North Carolina, North Dakota, Nova Scotia, Ohio, Oklahoma, Ontario, Oregon, Pennsylvania, Prince Edward I., Québec, Rhode I., South Carolina, South Dakota, Tennessee, Texas, Utah, Vermont, Virginia, Washington, West Virginia, Wisconsin, Wyoming, Yukon


Homotypic Synonyms

Heterotypic Synonyms


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POWO follows these authorities in accepting this name:

  • Knapp, W.M. & Naczi, R.F.C. (2021). Vascular plants of Maryland, USA. A comprehensive account of the state's botanical diversity. Smithsonian Contributions to Botany 113: 1-151.
  • Liogier, A.H. (1996). Flora de la Española 8: 1-588. Instituto Tecnológico de Santo Domingo.
  • Roskov Y. & al. (eds.) (2018). Species 2000 & ITIS Catalogue of Life Naturalis, Leiden, the Netherlands.

Other Data

Other Kew resources that provide information on this taxon:

Date Reference Identified As Barcode Type Status Has image?
Hale, J. [s.n.] United States K002048857 Yes
[N. Ceun-Jorney] [s.n.] K002048849 Yes
Hale, J.; Alexandria, LA. [s.n.] United States K002048855 Yes
s.coll. [s.n.] K002048841 Yes
Warren, E.M. [111] Canada K002048845 Yes
Townsend [s.n.] United States K002048848 Yes
Clarke, D. [1625] United States K002048860 Yes
Drummond [s.n.] United States K002048837 Yes
Drummond [s.n.] United States K002048863 Yes
Drummond [s.n.] K002048850 Yes
Palmer, E.J. [18434] United States K002048861 Yes
[Holz] [s.n.] K002048842 Yes
Stevens, G.W. [1812] United States K002048864 Yes
Fernald, M.L.; Long, B.H.; St. John, H. [8274] Canada K002048844 Yes
Drummond [s.n.] K002048851 Yes
Maeoun, G. [s.n.] Canada K002048838 Yes
Chapman, A.W. [s.n.] K002048853 Yes
Hale, J. [s.n.] United States K002048856 Yes
Palmer, E.J. [8007] United States K002048859 Yes
Drummond [s.n.] K002048847 No
Shaw, C. [871] Canada K002048868 Yes
[Schwinit] [s.n.] K002048854 Yes
Hegetschweiler, J. [s.n.] K002048840 Yes
Hall, E. [382] United States K002048865 Yes
{Van Susteren, J.} [s.n.] K002048852 Yes
Frank, B. [s.n.] United States K002048862 Yes
J. H. [Schueste] [s.n.] United States K002048866 Yes
Drummond [366] United States K002048846 Yes


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  • Herbarium Catalogue Specimens

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  • Kew Backbone Distributions

    • The International Plant Names Index and World Checklist of Vascular Plants 2024. Published on the Internet at and
    • © Copyright 2023 World Checklist of Vascular Plants.
  • Kew Names and Taxonomic Backbone

    • The International Plant Names Index and World Checklist of Vascular Plants 2024. Published on the Internet at and
    • © Copyright 2023 International Plant Names Index and World Checklist of Vascular Plants.