Draba pauciflora R. Brown (Q3496)

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Draba pauciflora is a taxon with the rank species within the genus Draba
Language Label Description Also known as
English
Draba pauciflora R. Brown
Draba pauciflora is a taxon with the rank species within the genus Draba

    Statements

    taxon/id/Draba pauciflora R. Brown
    0 references
    Draba pauciflora R. Brown
    Draba pauciflora
    R. Brown
    FNA Editorial Committee. 2010. Flora of North America north of Mexico. Volume 7: Magnoliophyta: Salicaceae to Brassicaceae. Oxford University Press, New York.
    accepted
    drave pauciflore (French)
    few-flowered draba (English)
    few-flowered whitlowgrass (English)
    Greenland, GL
    1 reference
    Böcher, T.W., B. Fredskild, K. Holmen & K. Jakobsen. 1978. Grønlands Flora. P. Haase & Søns Forlag, København. 326 pp.
    1 reference
    Aiken, S.G., M.J. Dallwitz, L.L. Consaul, C.L., McJannet, R.L., Boles, G.W. Argus, J.M. Gillett, P.J. Scott, R. Elven, M.C. LeBlanc, L.J. Gillespie, A.K. Brysting, H. Solstad & J.G. Harris. 2007. Flora of the Canadian Arctic Archipelago: Descriptions, Illustrations, Identification, and Information Retrieval. [CD-ROM] NRC Research Press, National Research Council of Canada, Ottawa.
    1 reference
    Aiken, S.G., M.J. Dallwitz, L.L. Consaul, C.L., McJannet, R.L., Boles, G.W. Argus, J.M. Gillett, P.J. Scott, R. Elven, M.C. LeBlanc, L.J. Gillespie, A.K. Brysting, H. Solstad & J.G. Harris. 2007. Flora of the Canadian Arctic Archipelago: Descriptions, Illustrations, Identification, and Information Retrieval. [CD-ROM] NRC Research Press, National Research Council of Canada, Ottawa.
    Greenland
    Europe (Norway [Svalbard])
    Europe (Russia)
    e Asia (Russian Far East)
    e Asia (n Siberia)
    Flowering Jun–Aug.
    rocky slopes
    tundra
    swales
    dry silt plains
    Stems unbranched, (0.05–) 0.1–0.8 dm, pubescent throughout, sometimes sparsely so distally, trichomes simple, 0.3–0.7 mm, and 2–4-rayed, 0.05–0.2 mm.
    petiole ciliate, (trichomes simple and 2-rayed, 0.4–1.3 mm);
    blade oblanceolate, 0.5–1.1 cm × 1.5–4 mm, margins entire, (pubescent as petiole, apex acute to subacute, trichomes simple and/or branched), surfaces pubescent, abaxially with simple trichomes, to 1 mm, and stalked, 2–4-rayed ones, 0.1–0.5 mm, adaxially with simple trichomes, 0.4–1 mm, (sometimes glabrous).
    Racemes 2–8-flowered (congested), ebracteate, slightly elongated in fruit;
    Fruiting pedicels divaricate to ascending, straight or slightly curved upward, 1.5–4 mm, pubescent as stem or trichomes branched.
    Flowers: sepals ovate, 1.8–2.3 mm, pubescent, (trichomes simple with fewer, short-stalked ones);
    petals pale-yellow, narrowly spatulate to oblanceolate, 2.5–3 × 0.8–1.5 mm;
    anthers ovate, 0.2–0.3 mm.
    Fruits often obovate, plane, slightly flattened, 5–10 × (3–) 3.5–5 mm;
    valves glabrate or sparsely pubescent, 0.05–0.2 mm;
    ovules 8–16 (–20) per ovary;
    style 0.05–0.15 mm.
    Seeds ovoid, 1.1–1.6 × 0.7–1 mm. 2n = 32.