Lepidium Linnaeus (Q3720)

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Lepidium is a taxon with the rank genus within the tribe Lepidieae
Language Label Description Also known as
English
Lepidium Linnaeus
Lepidium is a taxon with the rank genus within the tribe Lepidieae

    Statements

    taxon/id/Lepidium Linnaeus
    0 references
    Lepidium Linnaeus
    Lepidium
    Linnaeus
    FNA Editorial Committee. 2010. Flora of North America north of Mexico. Volume 7: Magnoliophyta: Salicaceae to Brassicaceae. Oxford University Press, New York.
    accepted
    Peppergrass (English)
    pepperwort (English)
    cress (English)
    peppercress (English)
    North America
    Mexico
    Central America
    South America
    Europe
    s Africa
    Australia
    glabrous, pubescent, hirsute, or pilose.
    Stems usually erect or ascending, sometimes procumbent, decumbent, or prostrate, unbranched or branched.
    petiolate or sessile;
    basal rosulate or not, petiolate (or petiole undifferentiated from blade), blade margins entire, dentate, denticulate, serrate, crenate, or lobed;
    cauline petiolate or sessile, blade (base auriculate or not), margins entire, dentate, or pinnately divided.
    Fruiting pedicels erect to divaricate, slender or stout.
    Flowers: sepals (usually deciduous, sometimes persistent), usually ovate or oblong, rarely suborbicular;
    petals (erect or spreading, sometimes rudimentary or absent), obovate, spatulate, oblong, oblanceolate, orbicular, linear, or filiform, claw absent or differentiated from blade, (apex obtuse, rounded, or emarginate);
    stamens 2 or 4 and equal in length, lateral or median, or 6 and tetradynamous;
    filaments not dilated basally;
    anthers ovate or oblong;
    nectar glands (4 or 6), distinct, median glands often present.
    Fruits schizocarps or silicles, (rarely indehiscent), sessile, didymous, oblong, ovate, obovate, cordate, obcordate, elliptic, orbicular, ovoid, obovoid, or globose, strongly angustiseptate or inflated and terete;
    valves each with prominent veins or not veined, (keeled or rounded, apex winged or not, thin or strongly thickened and ornamented, enclosing or readily releasing seed), glabrous or pubescent;
    replum rounded, (visible);
    style absent, obsolete, or distinct, (included or exserted from apical notch);
    stigma capitate, usually entire, rarely 2-lobed.
    Seeds oblong or ovate [obovate], plump or flattened, winged, margined, or not winged;
    seed-coat (smooth, minutely reticulate, or papillate), usually copiously mucilaginous when wetted, rarely not;
    cotyledons usually incumbent (accumbent in L. virginicum) [diplecolobal].