Draba sibirica (Pallas) Thellung (Q3532)
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Draba sibirica is a taxon with the rank species within the genus Draba
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Draba sibirica (Pallas) Thellung
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Draba sibirica is a taxon with the rank species within the genus Draba
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Statements
taxon/id/Draba sibirica (Pallas) Thellung
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Draba sibirica (Pallas) Thellung
Draba sibirica
(Pallas) Thellung
FNA Editorial Committee. 2010. Flora of North America north of Mexico. Volume 7: Magnoliophyta: Salicaceae to Brassicaceae. Oxford University Press, New York.
accepted
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Greenland, GL
present
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Böcher, T.W., B. Fredskild, K. Holmen & K. Jakobsen. 1978. Grønlands Flora. P. Haase & Søns Forlag, København. 326 pp.
Stems (subdecumbent when sterile), unbranched, 0.5–2.5 dm, sparsely to densely hispid, trichomes malpighiaceous, (flowering scapes sparsely pilose proximally with simple trichomes, often glabrous on distal 1/2).
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blade oblong-lanceolate or oblanceolate, 0.4–2.2 cm × 1–5 (–10) mm, margins entire, surfaces often pubescent, sometimes glabrous (except margins), with appressed, malpighiaceous trichomes (these sometimes with 1 or 2 shorter, lateral branches, appearing 3-fid or cross-shaped).
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Racemes 7–20-flowered, ebracteate, considerably elongated in fruit;
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Fruiting pedicels divaricate, straight or curved, (often filiform), 5–18 (–23) mm, glabrous.
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Flowers: sepals (erect), oblong or ovate, 2–2.7 mm (lateral pair subsaccate basally), glabrous or abaxially sparsely pilose, (trichomes simple);
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petals yellow, narrowly obovate, 4–6 × 2–3 mm, (apex emarginate);
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anthers ovate-subcordate, 0.4–0.5 mm.
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Fruits usually oblong to elliptic, rarely sublinear, plane, flattened, 4–8 × 1.5–2.2 mm;
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valves glabrous, (obscurely veined);
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ovules 24–30 per ovary;
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Seeds (brown), ovoid, 0.9–1.2 × 0.5–0.6 mm. 2n = 16.
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