Lepidium densiflorum Schrader (Q3728)

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Lepidium densiflorum is a taxon with the rank species within the genus Lepidium
Language Label Description Also known as
English
Lepidium densiflorum Schrader
Lepidium densiflorum is a taxon with the rank species within the genus Lepidium

    Statements

    taxon/id/Lepidium densiflorum Schrader
    0 references
    Lepidium densiflorum Schrader
    Lepidium densiflorum
    Schrader
    FNA Editorial Committee. 2010. Flora of North America north of Mexico. Volume 7: Magnoliophyta: Salicaceae to Brassicaceae. Oxford University Press, New York.
    accepted
    lépidie densiflore (French)
    passerage densiflore (French)
    passerage (French)
    passerage à fleurs denses (French)
    common peppergrass (English)
    prairie peppergrass (English)
    dense-flowered peppergrass (English)
    small-flowered peppergrass (English)
    common pepperwort (English)
    common pepperweed (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
    Labrador, 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.
    Mexico (Chihuahua)
    Mexico (Nuevo León)
    in Europe
    Flowering May–Jul.
    disturbed sites
    prairies
    fields
    pastures
    grasslands
    chaparral
    meadows
    sagebrush flats
    flood plains
    gravelly hillsides
    rock crevices
    seashores
    sandy places
    shaley barrens
    open mesa
    roadsides
    Stems simple from base, erect, branched distally, (1–) 2.5–5 (–6.5) dm.
    petiole 0.5–1.5 (–2) cm;
    blade oblanceolate, spatulate, or oblong, (1.5–) 2.5–8 (–11) cm × 5–10 (–20) mm, margins coarsely serrate or pinnatifid.
    Cauline leaves shortly petiolate;
    blade narrowly oblanceolate or linear, (0.7–) 1.3–6.2 (–8) cm × (0.5–) 1.5–10 (–18) mm, base attenuate to cuneate, not auriculate, margins usually entire or irregularly serrate to dentate, rarely pinnatifid.
    Racemes considerably elongated in fruit;
    rachis puberulent, trichomes straight, slender to subclavate.
    Fruiting pedicels divaricate-ascending to horizontal, straight or slightly recurved, (terete), (1.5–) 2–3.5 (–4) × 0.15–0.25 mm, puberulent adaxially.
    Flowers: sepals oblong, 0.5–0.8 (–1) × 0.3–0.5 mm;
    petals (absent or rudimentary) white, filiform, 0.3–0.9 mm, claw absent;
    stamens 2, median;
    filaments 0.6–1 (–1.8) mm;
    anthers 0.1–0.2 mm.
    Fruits obovate to obovate-suborbicular, (2–) 2.5–3 (–3.5) × 1.5–2.5 (–3) mm (widest beyond middle), apically winged, apical notch 0.2–0.4 mm deep;
    valves thin, smooth, not veined, glabrous or sparsely puberulent (at least on margin);
    style 0.1–0.2 mm, included in apical notch.
    Seeds ovate, 1.1–1.3 (–1.5) × 0.8–0.9 mm. 2n = 32.