Draba stenopetala Trautvetter (Q3534)

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

    Statements

    taxon/id/Draba stenopetala Trautvetter
    0 references
    Draba stenopetala Trautvetter
    Draba stenopetala
    Trautvetter
    FNA Editorial Committee. 2010. Flora of North America north of Mexico. Volume 7: Magnoliophyta: Salicaceae to Brassicaceae. Oxford University Press, New York.
    accepted
    drave à pétales étroits (French)
    star-flowered draba (English)
    star-flowered whitlowgrass (English)
    Anadyr draba (English)
    Anadyr whitlowgrass (English)
    1 reference
    Douglas, G.W., G.B. Straley, D.V. Meidinger & J. Pojar. 1998. Illustrated Flora of British Columbia. B.C. Ministry of Environment, Lands & Parks and B.C. Ministry of Forests. Victoria. Crown Publications. 8 vols.
    1 reference
    Cody, W.J. 2000. Flora of the Yukon Territory. 2nd ed. National Research Press, Ottawa. 669 pp.
    e Asia (Russian Far East)
    Flowering May–Jul.
    rock outcrops
    rocky ridges
    tundra
    alpine
    Stems unbranched, (0.02–) 0.07–0.2 (–0.3) dm, pubescent throughout, trichomes simple and short-stalked, 2–5-rayed, 0.1–0.5 mm, (sometimes simple ones very sparse).
    petiole base and margin ciliate, (trichomes simple and 2-rayed, 0.2–0.5 mm);
    blade obovate to oblong-spatulate, 0.2–0.6 (–0.8) cm × 1–2 (–3) mm, margins entire, surfaces often pubescent with simple and stalked, 2–5-rayed trichomes, 0.2–0.9 mm, sometimes glabrous and trichomes on margins only.
    Cauline leaves 0.
    Racemes 2–5-flowered, ebracteate, not or slightly elongated in fruit;
    Fruiting pedicels divaricate, straight, 2–5 (–7) mm, pubescent as stem.
    Flowers: sepals (spreading or reflexed), oblong, 2–3.5 mm, pubescent, (trichomes simple and 2-rayed);
    petals yellow or purple, linear, 2.5–5 × 0.3–0.7 mm;
    anthers ovate, 0.3–0.4 mm.
    Fruits suborbicular, plane, inflated basally, flattened distally, 3–5 × 3–4 mm;
    valves glabrous or puberulent, trichomes simple, 0.02–0.3 mm;
    ovules 4–10 per ovary;
    style 0.2–0.6 mm.
    Seeds ovoid, 1–1.3 × 0.8–1 mm. 2n = 24, 64.