Lactuca canadensis Linnaeus (Q3127)

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Lactuca canadensis is a taxon with the rank species within the genus Lactuca
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English
Lactuca canadensis Linnaeus
Lactuca canadensis is a taxon with the rank species within the genus Lactuca

    Statements

    taxon/id/Lactuca canadensis Linnaeus
    0 references
    Lactuca canadensis Linnaeus
    Lactuca canadensis
    Linnaeus
    FNA Editorial Committee. 2006. Flora of North America north of Mexico. Volume 19: Magnoliophyta: Asteridae, part 6: Asteraceae, part 1. Oxford University Press, New York.
    accepted
    laitue du Canada (French)
    Canada lettuce (English)
    Canada wild lettuce (English)
    tall wild lettuce (English)
    arrow-leaved lettuce (English)
    devil's weed (English)
    1 reference
    Klinkenberg, B. (ed.). 2010+. E-Flora BC: Electronic Atlas of the Plants of British Columbia. Lab. for Advanced Spatial Analysis, Department of Geography, University of British Columbia, Vancouver, B.C. http://www.eflora.bc.ca http://www.eflora.bc.ca/
    1 reference
    Harms, V.L. 2003. Checklist of the Vascular Plants of Saskatchewan and the provincially and nationally rare native plants in Saskatchewan. University of Saskatchewan, University Extension Press.
    1 reference
    Newmaster, S.G. & S. Ragupathy. 2005. Flora Ontario - Integrated Botanical Information System (FOIBIS), Phase I. University of Guelph, Canada. http://www.uoguelph.ca/foibis http://www.uoguelph.ca/foibis/
    1 reference
    Marie-Victorin, Fr. 1995. Flore laurentienne. 3e éd. Mise à jour et annotée par L. Brouillet, S.G. Hay, I. Goulet, M. Blondeau, J. Cayouette et J. Labrecque. Gaétan Morin éditeur. 1093 pp.
    1 reference
    Hinds, H.R. 2000. Flora of New Brunswick : a manual for the identification of the vascular plants of New Brunswick. 2nd edition. Biology Department, University of New Brunswick, Fredericton. 699 pp.
    1 reference
    Catling, P.M., D.S. Erskine & R.B. MacLaren. 1985. The Plants of Prince Edward Island with new records, nomenclatural changes, and corrections and deletions. Agriculture Canada, Research Branch, Ottawa. Publication 1798. 272 pp.
    1 reference
    Zinck, M. 1998. Roland's Flora of Nova Scotia. Nimber Publishing & Nova Scotia Museum. Halifax, N. S. 2 vols. 1297 pp.
    Mexico
    Central America
    Eurasia
    Flowering Jun–Oct.
    roadsides
    swamps
    salt marshes
    thickets
    blades of undivided cauline leaves oblong, obovate, or lanceolate to spatulate or lance-linear, margins entire or denticulate, midribs sometimes sparsely pilose.
    Heads in ± corymbiform to paniculiform arrays.
    Involucres 10–12+ mm.
    Phyllaries usually reflexed in fruit.
    corollas bluish or yellowish, usually deliquescent.
    Cypselae: bodies brown (often mottled), ± flattened, elliptic, 5–6 mm, beaks ± filiform, 1–3 mm, faces 1 (–3) -nerved;
    pappi white, 5–6 mm. 2n = 34.