Potentilla flabellifolia Hooker ex Torrey & A. Gray (Q4001)

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Potentilla flabellifolia is a taxon with the rank species within the section Potentilla sect. Aureae
Language Label Description Also known as
English
Potentilla flabellifolia Hooker ex Torrey & A. Gray
Potentilla flabellifolia is a taxon with the rank species within the section Potentilla sect. Aureae

    Statements

    taxon/id/Potentilla flabellifolia Hooker ex Torrey & A. Gray
    0 references
    Potentilla flabellifolia Hooker ex Torrey & A. Gray
    Potentilla flabellifolia
    Hooker ex Torrey & A. Gray
    FNA Editorial Committee. 2014. Flora of North America north of Mexico. Volume 9: Magnoliophyta: Picramniaceae to Rosaceae. Oxford University Press, New York.
    accepted
    Potentilla flabellifolia
    Hooker ex Torrey & A. Gray
    potentille à éventails (French)
    fan-leaved cinquefoil (English)
    high mountain cinquefoil (English)
    fringe-leaved cinquefoil (English)
    Mount Rainier cinquefoil (English)
    fanfoil cinquefoil (English)
    Fanleaf or fanfoil or Mount Rainier cinquefoil (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
    FNA Editorial Committee. 2014. Flora of North America north of Mexico. Volume 9: Magnoliophyta: Picramniaceae to Rosaceae. Oxford University Press, New York. http://www.efloras.org/volume_page.aspx?volume_id=1009&flora_id=1
    1 reference
    Harms, V.L. 2003. Checklist of the Vascular Plants of Saskatchewan and the provincially and nationally rare native plants in Saskatchewan. University of Saskatchewan, University Extension Press.
    Flowering summer.
    swampy
    stream
    moist to wet
    stream banks
    lakeshores
    meadows
    conifer woodlands
    grassy
    rocky slopes
    above timberline
    alpine
    1000–3700 m
    Plants ± openly matted;
    caudex branches short-to-elongate, ± stout.
    Stems ascending to erect, (0.3–) 1–3 dm, lengths 2 times basal leaves.
    Basal leaves 2-ranked, ternate, (1–) 3–12 (–20) cm;
    stipules: apex rounded;
    petiole (0.5–) 1–15 (–18) cm, hairs and glands usually absent;
    leaflets 3, central widely obovate to flabellate, (0.5–) 1–5 × (0.4–) 1–3 (–3.5) cm, petiolule 0–5 (–10) mm, margins flat, not or shallowly lobed (sinuses extending less than 1/2 to midvein), distal 1/2–3/4 usually unevenly incised 1/4–1/2 to midvein, teeth 3–7 per side, often secondarily toothed, surfaces similar, green, hairs absent or sparse, rarely common, 0.5–1 mm, glands absent or sparse.
    Inflorescences 1–6-flowered.
    Pedicels straight, 0.3–4.5 (–5) cm, not much longer in fruit than in flower.
    Flowers: epicalyx bractlets often toothed or 2-lobed, elliptic to oval, 3.5–7 × (1–) 1.5–3 mm, margins flat;
    hypanthium 3–7 mm diam.;
    sepals 4–8 mm, apex acute to obtuse;
    petals dark yellow, (5–) 6–10 (–12) × (3–) 5–10 mm;
    filaments 1.5–3 mm, anthers 0.6–1.5 mm;
    carpels 20–50, styles filiform, not or slightly papillate-swollen proximally, 1.6–2.5 mm.
    Achenes 1.2–1.5 mm. 2n = 28.