Athysanus Greene (Q3493)

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Athysanus is a taxon with the rank genus within the tribe Arabideae
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English
Athysanus Greene
Athysanus is a taxon with the rank genus within the tribe Arabideae

    Statements

    taxon/id/Athysanus Greene
    0 references
    Athysanus Greene
    Athysanus
    FNA Editorial Committee. 2010. Flora of North America north of Mexico. Volume 7: Magnoliophyta: Salicaceae to Brassicaceae. Oxford University Press, New York.
    accepted
    w North America
    nw Mexico
    glabrous or pubescent, trichomes simple mixed with short-stalked, forked, 3-rayed, or cruciform ones.
    Stems (few from base), ascending, branched.
    petiolate or sessile;
    basal not rosulate, shortly petiolate, blade margins entire or dentate;
    cauline shortly petiolate or sessile, blade (base not auriculate), margins entire or dentate.
    Fruiting pedicels recurved or reflexed, slender or stout, (glabrous or pubescent).
    sepals suberect, oblong, lateral pair not saccate basally, (glabrous or pubescent);
    petals white, (usually rudimentary, or well-developed and exceeding sepals, rarely absent), spatulate or oblong, claw indistinct;
    stamens subequal;
    filaments slightly dilated or not basally;
    anthers ovate to globose;
    nectar glands lateral, each side of lateral stamens.
    Fruits (pendulous), silicles, indehiscent or very tardily dehiscent, sessile, usually orbicular or obovate to elliptic, rarely oblong, twisted or flattened, latiseptate;
    valves each not veined or veins prominent, pubescent or glabrous;
    ovules 2–12 per ovary;
    style obsolete or distinct;
    Seeds uniseriate, flattened, not winged, oblong;
    seed-coat not mucilaginous when wetted;
    cotyledons accumbent.