Lepidium heterophyllum Bentham (Q3729)

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Lepidium heterophyllum is a taxon with the rank species within the genus Lepidium
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English
Lepidium heterophyllum Bentham
Lepidium heterophyllum is a taxon with the rank species within the genus Lepidium

    Statements

    taxon/id/Lepidium heterophyllum Bentham
    0 references
    Lepidium heterophyllum Bentham
    Lepidium heterophyllum
    Bentham
    FNA Editorial Committee. 2010. Flora of North America north of Mexico. Volume 7: Magnoliophyta: Salicaceae to Brassicaceae. Oxford University Press, New York.
    accepted
    Lepidium heterophyllum
    lépidie à feuilles variables (French)
    passerage à feuilles variables (French)
    purple-anthered field pepperweed (English)
    Smith's peppergrass (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
    Vascular Plant Herbarium (DAO), Agriculture and Agri-Food Canada, Ottawa, ON. http://res2.agr.ca/ecorc/dao/index_e.htm
    Europe
    Flowering May–Jun.
    gravel mounds
    roadsides
    abandoned fields
    waste grounds
    disturbed sites
    gardens
    hillsides
    Stems branched from base, erect to ascending, often decumbent basally, unbranched or branched (few) distally, 1–5 dm.
    Basal leaves rosulate;
    petiole 1–6.2 cm;
    blade oblanceolate or oblongelliptic, 1–4.5 cm × 4–14 mm, margins entire, repand, or denticulate.
    Cauline leaves sessile;
    blade oblong to deltate-lanceolate, 1–3.5 cm × 3–8 mm, base sagittate or auriculate, margins dentate to denticulate.
    Racemes much-elongated in fruit;
    rachis hirsute, trichomes spreading, straight.
    Fruiting pedicels horizontal, straight or slightly recurved, (terete), 2.8–5 × 0.3–0.4 mm, hirsute.
    Flowers: sepals oblong, 1.6–2.2 × 0.6–1.1 mm;
    petals white, spatulate, 1.8–2.8 × 0.8–1.4 mm, claw 1–2 mm;
    filaments 1.8–2.6 mm, (glabrous);
    anthers 0.4–0.5 mm.
    Fruits broadly oblong to ovate, 4–5.5 × 3.5–4 mm, (curved adaxially), apically broadly winged, apical notch 0.2–0.3 mm deep;
    valves thin, often not papillate, not veined;
    style (0.6–) 1–1.5 mm, well-exserted beyond apical notch.
    Seeds (dark-brown), ovoid, 1.8–2.2 × 1–1.2 mm. 2n = 48.