Draba subcapitata Simmons (Q3535)

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Draba subcapitata is a taxon with the rank species within the genus Draba
Language Label Description Also known as
English
Draba subcapitata Simmons
Draba subcapitata is a taxon with the rank species within the genus Draba

    Statements

    taxon/id/Draba subcapitata Simmons
    0 references
    Draba subcapitata Simmons
    Draba subcapitata
    Simmons
    FNA Editorial Committee. 2010. Flora of North America north of Mexico. Volume 7: Magnoliophyta: Salicaceae to Brassicaceae. Oxford University Press, New York.
    accepted
    drave subcapitée (French)
    Ellesmere Island draba (English)
    Ellesmere Island whitlowgrass (English)
    Ellesmereland 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
    Cody, W.J., G.W. Scotter & S.C. Zoltai. 1992. Vascular plants flora of the Melville Hills region, Northwest Territories. Canadian Field-Naturalist 106 (1): 87-99.
    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
    Marie-Victorin, Fr. 1995. Flore laurentienne. 3e éd. Mise à jour et annotée par L. Brouillet, S.G. Hay, I. Goulet, M. Blondeau, J. Cayouette et J. Labrecque. Gaétan Morin éditeur. 1093 pp.
    Greenland
    Europe (Norway)
    Europe (n Sweden)
    e Asia (Russian Far East)
    e Asia (Siberia)
    Flowering Jul–Aug.
    talus slopes
    limestone barrens
    peaty bluffs
    silty slopes
    seepage areas
    disturbed gravel
    Stems unbranched, (0.04–) 0.07–0.5 (–0.6) dm, usually pubescent throughout, rarely glabrous distally, trichomes simple and 2-rayed, 0.2–0.6 mm, with smaller, dendritic ones.
    petiole margin ciliate, (trichomes simple and 2-rayed, 0.3–0.8 mm);
    blade oblanceolate to obovate or nearly linear, 0.2–0.8 (–1.1) cm × 1–3 mm, margins entire, (pubescent as abaxial surface), surfaces pubescent abaxially, glabrous adaxially, with simple and stalked, 2-rayed trichomes, 0.3–0.8 mm, sometimes with subdendritic ones, 0.1–0.3 mm, (midvein persistent, strongly thickened).
    Cauline leaves 0.
    Racemes 2–8-flowered, ebracteate, (corymbose), slightly elongated in fruit;
    Fruiting pedicels horizontal to divaricate, straight, 1–5 (–7) mm, usually pubescent as rachis, rarely glabrous.
    Flowers: sepals oblong, 1.2–1.8 mm, pubescent, (trichomes simple);
    petals white or creamy white, spatulate, 1.5–2 (–2.5) × 0.7–1 mm;
    anthers ovate, 0.2–0.3 mm.
    Fruits ovoid to oblong, plane, slightly inflated, 3.5–6 × 2–3 mm;
    valves usually glabrous, rarely puberulent, trichomes simple, 0.05–0.15 mm;
    ovules 14–24 per ovary;
    style 0.1–0.3 mm.
    Seeds oblong, 0.9–1.1 × 0.5–0.6 mm. 2n = 16.