Lactuca sativa Linnaeus (Q3132)

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Lactuca sativa is a taxon with the rank species within the genus Lactuca
Language Label Description Also known as
English
Lactuca sativa Linnaeus
Lactuca sativa is a taxon with the rank species within the genus Lactuca

    Statements

    taxon/id/Lactuca sativa Linnaeus
    0 references
    Lactuca sativa Linnaeus
    Lactuca sativa
    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 cultivée (French)
    garden lettuce (English)
    cultivated lettuce (English)
    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
    Scoggan, H.J. 1978-79. The Flora of Canada. Parts 1-4. National Museum of Natural Sciences, Publications in Botany 7. 4 volumes.
    Newfoundland, CA
    1 reference
    Meades, S., S.G. Hay & L. Brouillet. 2000. Annotated Checklist of the Vascular Plants of Newfoundland and Labrador. Published in association with A Digital Flora of Newfoundland and Labrador Vascular Plants. http://www.digitalnaturalhistory.com/meades.htm (consulted 2009-09-02) http://www.digitalnaturalhistory.com/meades.htm
    Eurasia
    also in Mexico
    or ephemeral nearly worldwide
    Flowering mostly Jul–Sep.
    disturbed sites
    abandoned plantings
    blades of undivided cauline leaves ovate to orbiculate, margins entire or denticulate, seldom prickly, midribs rarely prickly-setose.
    Involucres 8–13+ mm.
    Phyllaries usually erect in fruit.
    Florets 7–15 (–30+);
    corollas yellow (sometimes streaked with violet), usually deliquescent.
    Cypselae: bodies pale grayish to whitish or tan, ± flattened, obovate, 3–4 mm, beaks ± filiform, 3–5 mm, faces 5–9-nerved;