Soliva sessilis Ruiz & Pavón (Q2035)

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Soliva sessilis is a taxon with the rank species within the genus Soliva
Language Label Description Also known as
English
Soliva sessilis Ruiz & Pavón
Soliva sessilis is a taxon with the rank species within the genus Soliva

    Statements

    taxon/id/Soliva sessilis Ruiz & Pavon
    0 references
    Soliva sessilis Ruiz & Pavon
    Soliva sessilis
    Ruiz & Pavon
    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
    soliva sessile (French)
    field burrweed (English)
    carpet burrweed (English)
    lawn burrweed (English)
    prickly soliva (English)
    common soliva (English)
    Field burrweed (English)
    lawn burweed (English)
    1 reference
    Polster, D. 2007. Carpet burweed (Soliva sessilis Ruiz & Pav.) in Canada. Botanical Electronic News 373. http://www.ou.edu/cas/botany-micro/ben/ben373.html
    South America
    also in Europe
    Flowering Mar–Jun(–Dec).
    disturbed sites
    roadsides
    Plants (1–) 2–5 (–25+) cm (high or across), ± villous, glabrescent (not stoloniferous, stems purplish, prostrate to ascending, often rooting at nodes).
    Leaves basal and cauline;
    blades ± oblanceolate, 1–2 (–3) + cm, 2 (–3) -pinnati-palmately lobed.
    Heads mostly scattered along stems.
    Involucres 2–4 (–5) mm diam.
    Pistillate florets 5–8 (–17+) in 1–2+ series.
    Disc-florets 4–8+;
    corollas 1.5–2.5 mm.
    Cypselae: bodies ± obovate to lanceolate, (1.5–) 2.5–3+ mm, usually winged (wings entire or ± sinuate to incised, each shoulder usually distally-projecting as spinelike tooth), faces glabrous or ± scabrellous to hirtellous;
    2n = ca. 92 (as S. pterosperma), 110+ (from Portugal), 118–120.