Erysimum repandum Linnaeus (Q3827)

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

    Statements

    taxon/id/Erysimum repandum Linnaeus
    0 references
    Erysimum repandum Linnaeus
    Erysimum repandum
    Linnaeus
    FNA Editorial Committee. 2010. Flora of North America north of Mexico. Volume 7: Magnoliophyta: Salicaceae to Brassicaceae. Oxford University Press, New York.
    accepted
    vélar étalé (French)
    spreading wallflower (English)
    bushy wallflower (English)
    treacle mustard (English)
    1 reference
    Straley, G.B., D.V. Meidinger & G.W. Douglas. 1989-1994. The Vascular plants of British Columbia. BC. Ministry of Forests, Victoria. 4 vols.
    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.
    1 reference
    Rousseau, C. 1971. Une classification de la flore synanthropique du Québec et de l'Ontario II. Liste des espèces. Naturaliste canadien 98: 697-730.
    Eurasia
    n Africa
    also in South America
    Australia
    Flowering Apr–Jun.
    roadsides
    fields
    waste places
    barren hillsides
    brush communities
    pastures
    Trichomes of leaves 2-rayed, mixed with fewer 3-rayed ones.
    Stems erect, unbranched or branched basally, (0.4–) 1.5–4.5 (–7) dm.
    Cauline leaves: (proximal and median) petiolate and (distal) sessile, (petiole (0.3–) 0.5–2 (–3) cm);
    blade [linear, narrowly oblanceolate, elliptic, or oblong, (1–) 2–8 (–11) cm × (2–) 5–12 (–17) mm, base attenuate], margins sinuate or coarsely dentate to denticulate or repand, (distal) entire or denticulate, (apex acute).
    Fruiting pedicels divaricate, stout, as wide as fruit, 2–4 (–6) mm.
    Flowers: sepals linear-oblong, 4–6 mm, lateral pair not saccate basally;
    petals yellow, narrowly oblanceolate to spatulate, 6–8 × 1.5–2 mm, claw 3–6 mm, apex rounded;
    median filaments 4–6 mm;
    anthers narrowly oblong, 0.8–1.3 mm.
    Fruits widely spreading to divaricate-ascending, narrowly linear, straight or curved upward, somewhat torulose, (2–) 3–8 (–10) cm × 1.5–2 mm, 4-angled, not striped;
    valves with prominent midvein, pubescent outside, trichomes 2-rayed and, fewer, 3-rayed, often glabrous, sometimes pubescent inside;
    ovules (40–) 50–80 (–90) per ovary;
    style cylindrical or subclavate, stout, 1–4 mm, sparsely pubescent;
    stigma slightly 2-lobed, lobes as long as wide.