Cardamine maxima (Nuttall) Alph. Wood (Q3591)

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Cardamine maxima is a taxon with the rank species within the genus Cardamine
Language Label Description Also known as
English
Cardamine maxima (Nuttall) Alph. Wood
Cardamine maxima is a taxon with the rank species within the genus Cardamine

    Statements

    taxon/id/Cardamine maxima (Nuttall) Alph. Wood
    0 references
    Cardamine maxima (Nuttall) Alph. Wood
    Cardamine maxima
    (Nuttall) Alph. Wood
    FNA Editorial Committee. 2010. Flora of North America north of Mexico. Volume 7: Magnoliophyta: Salicaceae to Brassicaceae. Oxford University Press, New York.
    accepted
    dentaire géante (French)
    cardamine géante (French)
    large toothwort (English)
    three-leaved toothwort (English)
    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
    Newmaster, S.G., A. Lehela, M.J. Oldham, P.W.C. Uhlig & S. McMurray. 1998. Ontario Plant List. Ontario Forest Research Institute, Sault Ste. Marie, Ontario. Forest Information Paper No. 123. 550 pp.
    Flowering Apr–Jun.
    rich woods
    shady ravines
    ledges
    moist alluvial bottoms
    steep forested slopes
    stream banks
    Rhizomes cylindrical, 3–6 mm diam., (distinctly constricted at intervals, non-uniform diam., fleshy, slightly fragile, with dentate leaf-scars).
    Stems erect, unbranched, 0.9–3 (–4) dm.
    Rhizomal leaves 3-foliolate, 7–20 cm, leaflets petiolulate or subsessile;
    petiole 4–15 cm;
    lateral leaflets subsessile or petiolulate, blade often similar to terminal, base often oblique;
    terminal leaflet (petiolule 0.2–1 (–1.7) cm), blade broadly ovate to oblong, 2–7.5 cm × 12–37 mm, base cuneate to obtuse, margins coarsely dentate to sharply incised, or deeply cleft into 2 or 3 lobes (lobes dentate or incised, margins puberulent).
    Cauline leaves 2 or 3, 3-foliolate, (rarely subopposite), petiolate, leaflets petiolulate or subsessile;
    petiole (0.5–) 1–4 (–6.5) cm, base not auriculate;
    lateral and terminal leaflets similar to rhizomal, distalmost sometimes much smaller.
    Racemes ebracteate.
    Fruiting pedicels: (flowering ones) horizontal to divaricate or deflexed, 7–20 mm.
    Flowers: sepals (erect to ascending), oblong, 5–7 × 2–3 mm, lateral pair slightly saccate basally;
    petals white or pink, oblanceolate, 10–17 × 3–6 mm, (not clawed, apex rounded);
    filaments: median pairs 4–8 mm, lateral pair 3–6.5 mm;
    anthers linear, 1.7–2.7 mm.
    Fruits (undeveloped), linear-lanceolate, to 3 cm × 2 mm;
    ovules 10–14 per ovary;
    style 3.5–7 mm.
    2n = 120, 124, 132, 138, 156, 161, ca. 208.