Potentilla ovina J. M. Macoun (Q4027)

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Potentilla ovina is a taxon with the rank species within the section Potentilla sect. Multijugae
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Potentilla ovina J. M. Macoun
Potentilla ovina is a taxon with the rank species within the section Potentilla sect. Multijugae

    Statements

    taxon/id/Potentilla ovina J.M. Macoun
    0 references
    Potentilla ovina J.M. Macoun
    Potentilla ovina
    J.M. Macoun
    FNA Editorial Committee. 2014. Flora of North America north of Mexico. Volume 9: Magnoliophyta: Picramniaceae to Rosaceae. Oxford University Press, New York.
    accepted
    potentille des moutons (French)
    sheep cinquefoil (English)
    Sheep cinquefoil (English)
    Plants rosetted to ± matted;
    taproots sometimes ± fleshy-thickened.
    Stems prostrate to ascending, (0.3–) 0.8–2 (–3.5) dm, lengths (1–) 1.5–3 times basal leaves.
    Basal leaves pinnate with distal leaflets ± distinct, (1.5–) 2–10 (–13) × 0.7–3.5 (–5) cm;
    petiole 0.5–3.5 (–5) cm, straight hairs sparse to abundant, sometimes absent (var. decurrens), ± appressed to ascending, 1 mm, ± stiff, cottony hairs absent, glands sparse, often obscured;
    primary lateral leaflets 3–6 per side (often with additional interspersed leaflets), on distal 1/2–2/3 (–3/4) of leaf axis, ± separate to ± overlapping, largest ones narrowly cuneate-oblanceolate to ± obovate, (0.3–) 0.5–2 (–3.5) × (0.2–) 0.3–0.8 (–1) cm, distal 1/4 to whole margin unevenly to pinnately (at least distal leaflets of var. ovina) incised 1/2–3/4+ to midvein, ultimate teeth 2–9 (–11), linear or oblong to ovate, 1–7 (–9) × 1–2 mm, apical tufts 0.5–2 mm, surfaces green to grayish, not glaucous, straight hairs sparse to abundant (sparser adaxially), sometimes absent (except on margins), loosely appressed, 0.5–2 mm, ± stiff, cottony hairs absent, crisped hairs sometimes sparse to common, glands absent or inconspicuous.
    Cauline leaves 1–2.
    Inflorescences (1–) 2–11 (–20) -flowered, usually openly cymose.
    Pedicels (0.8–) 1–2 (–4) cm, straight to ± recurved in fruit.
    Flowers: epicalyx bractlets linear-lanceolate to narrowly elliptic, sometimes doubled, 2–3.5 (–5) × 1 mm;
    hypanthium 3–5 mm diam.;
    sepals 3.5–5.5 (–7) mm, apex acute to obtuse;
    petals 4–7 (–8) × 3.5–8 mm;
    filaments 1–2.5 mm, anthers 0.4–1 mm usually ± 1/2 as long as filaments;
    carpels 10–20, styles 2–3 mm.
    Achenes 1.5–2 mm, smooth, not carunculate.