Descurainia sophia (Linnaeus) Webb ex Prantl in H. G. A. Engler and K. Prantl (Q3692)

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Descurainia sophia is a taxon with the rank species within the genus Descurainia
Language Label Description Also known as
English
Descurainia sophia (Linnaeus) Webb ex Prantl in H. G. A. Engler and K. Prantl
Descurainia sophia is a taxon with the rank species within the genus Descurainia

    Statements

    taxon/id/Descurainia sophia (Linnaeus) Webb ex Prantl
    0 references
    Descurainia sophia (Linnaeus) Webb ex Prantl
    Descurainia sophia
    (Linnaeus) Webb ex Prantl
    FNA Editorial Committee. 2010. Flora of North America north of Mexico. Volume 7: Magnoliophyta: Salicaceae to Brassicaceae. Oxford University Press, New York.
    accepted
    (Linnaeus) Webb ex Prantl
    sagesse-des-chirurgiens (French)
    flixweed (English)
    flixweed tansy mustard (English)
    herb Sophia (English)
    Flixweed (English)
    tansy mustard (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
    Moss, E.H. 1983. Flora of Alberta. 2nd edition, revised by J.G. Packer. University of Toronto Press, Toronto. 687 pp.
    1 reference
    Harms, V.L. 2006. Annotated catalogue of Saskatchewan vascular plants. http://www.biodiversity.sk.ca/Docs/AnnotatedCatalogueSKVascPlants2006.pdf
    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
    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.
    1 reference
    Hinds, H.R. 2000. Flora of New Brunswick : a manual for the identification of the vascular plants of New Brunswick. 2nd edition. Biology Department, University of New Brunswick, Fredericton. 699 pp.
    1 reference
    Catling, P.M., D.S. Erskine & R.B. MacLaren. 1985. The Plants of Prince Edward Island with new records, nomenclatural changes, and corrections and deletions. Agriculture Canada, Research Branch, Ottawa. Publication 1798. 272 pp.
    1 reference
    Zinck, M. 1998. Roland's Flora of Nova Scotia. Nimber Publishing & Nova Scotia Museum. Halifax, N. S. 2 vols. 1297 pp.
    Newfoundland, CA
    1 reference
    Meades, S., S.G. Hay & L. Brouillet. 2000. Annotated Checklist of the Vascular Plants of Newfoundland and Labrador. Published in association with A Digital Flora of Newfoundland and Labrador Vascular Plants. http://www.digitalnaturalhistory.com/meades.htm (consulted 2009-09-02) http://www.digitalnaturalhistory.com/meades.htm
    1 reference
    Cody, W.J. 2000. Flora of the Yukon Territory. 2nd ed. National Research Press, Ottawa. 669 pp.
    1 reference
    Porsild, A.E. & W.J. Cody. 1980. Vascular Plants of the Continental Northwest Territories, Canada. National Museum of Natural Sciences, Ottawa, Ont. 667 pp.
    Greenland, GL
    1 reference
    Böcher, T.W., B. Fredskild, K. Holmen & K. Jakobsen. 1978. Grønlands Flora. P. Haase & Søns Forlag, København. 326 pp.
    Eurasia
    also in Mexico
    Central America
    South America
    South Africa
    Australia
    Flowering Mar–Jul.
    roadsides
    disturbed sites
    railroad embankments
    hillsides
    mountain slopes
    canyon bottoms
    stream banks
    fields
    pastures
    deserts
    sagebrush and pinyon-juniper communities
    sparsely to densely pubescent, sometimes glabrous distally, trichomes dendritic.
    Stems erect, unbranched or branched distally, (1–) 2–7 (–10) dm.
    Basal leaves: petiole 0.1–2 (–3) cm;
    blade 2-pinnate or 3-pinnate, ovate or oblong to obovate in outline, to 15 cm, lateral lobes linear or oblong, (to 10 × 2 mm), margins entire.
    Cauline leaves sessile or shortly petiolate;
    blade smaller distally, distal lobes often narrower, surfaces often glabrous.
    Fruiting pedicels divaricate to ascending, straight, (5–) 8–15 (–20) mm.
    Flowers: sepals erect to ascending, yellowish, oblong, 1.8–2.8 mm, glabrate to sparsely pubescent;
    petals narrowly oblanceolate, 2–3 × 0.4–0.6 mm;
    median filaments 2–3 mm;
    anthers 0.3–0.4 mm.
    Fruits divaricate-ascending to erect, narrowly linear, torulose, (12–) 15–27 (–30) × 0.5–0.8 (–1) mm, (straight or curved upward);
    valves each with distinct midvein;
    ovules 20–48 per ovary;
    style obsolete, 0.05–0.2 mm, glabrous.
    Seeds uniseriate, reddish-brown, oblong, 0.7–1.3 × 0.3–0.6 mm. 2n = 28.