Luetkea Bongard (Q4414)

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Luetkea is a taxon with the rank genus within the tribe Spiraeeae
Language Label Description Also known as
English
Luetkea Bongard
Luetkea is a taxon with the rank genus within the tribe Spiraeeae

    Statements

    taxon/id/Luetkea Bongard
    0 references
    Luetkea Bongard
    Luetkea
    Bongard
    FNA Editorial Committee. 2014. Flora of North America north of Mexico. Volume 9: Magnoliophyta: Picramniaceae to Rosaceae. Oxford University Press, New York.
    accepted
    luetkea (English)
    partridgefoot (English)
    nw North America
    rhizomatous, stoloniferous.
    Stems 1–5 (–12), prostrate, glabrous.
    Leaves persistent, often marcescent, cauline, alternate (internodes elongating apically), primarily crowded basally, simple;
    petiole present, narrowly winged;
    blade obtrullate, 0.5–1.5 cm, pergamentaceous, 2–3 (–5) -ternately lobed, margins flat, venation suprabasal, actinodromous, surfaces glabrous.
    Inflorescences terminal, 5–20 (–30) -flowered, racemes, glabrescent to villous;
    peduncles present;
    bracts reducing acropetally from 2-ternate to simple, linear;
    bracteoles absent.
    Pedicels present.
    Flowers 3–6 mm diam.;
    epicalyx bractlets 0;
    hypanthium hemispheric, 0.5–1 mm, glabrous or villous;
    sepals 5, spreading to erect, deltate;
    petals 5, white, spatulate to obovate;
    stamens 20, shorter than petals, filaments basally connate;
    torus thickened, 10-lobed;
    carpels (4 or) 5 (or 6), free, adaxially sparsely villous, styles terminal;
    Fruits aggregated follicles, (4 or) 5 (or 6), falcate, truncated at proximal end, 2–3 mm, sericeous adaxially;
    hypanthium persistent;
    sepals persistent, spreading to erect;
    styles deciduous.