Potentilla hookeriana Lehmann (Q4041)

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Potentilla hookeriana is a taxon with the rank species within the section Potentilla sect. Rubricaules
Language Label Description Also known as
English
Potentilla hookeriana Lehmann
Potentilla hookeriana is a taxon with the rank species within the section Potentilla sect. Rubricaules

    Statements

    taxon/id/Potentilla hookeriana Lehmann
    0 references
    Potentilla hookeriana Lehmann
    Potentilla hookeriana
    Lehmann
    FNA Editorial Committee. 2014. Flora of North America north of Mexico. Volume 9: Magnoliophyta: Picramniaceae to Rosaceae. Oxford University Press, New York.
    accepted
    Potentilla hookeriana
    Hooker's cinquefoil (English)
    potentille de Hooker (French)
    Hooker’s cinquefoil (English)
    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
    Moss, E.H. 1983. Flora of Alberta. 2nd edition, revised by J.G. Packer. University of Toronto Press, Toronto. 687 pp.
    Flowering (spring–)summer.
    alpine ridges
    fellfields
    scree slopes
    rocky canyons
    1400–3900 m
    Caudex branches not sheathed with marcescent whole leaves.
    Stems ascending to nearly erect, (0.3–) 0.5–2 dm.
    Basal leaves usually both ternate and palmate on same plant, rarely subpalmate, 1–9 cm;
    petiole 0.5–6 cm, long hairs common to abundant, ± appressed to ascending-spreading, (0.5–) 1–1.5 (–2) mm, usually stiff, rarely weak, verrucose, short-crisped hairs sparse to common, cottony hairs absent, glands ± sparse;
    leaflets 3–5, proximalmost separated by 0 (–1) mm, central oblanceolate to obovate, 0.5–2.5 × 0.4–1.2 cm, petiolules 0–1 mm, distal ± 3/4 of margin incised 1/2–3/4, rarely +, to midvein, teeth 2–6 per side, 1–5 mm, apical tufts 0.5–1 mm, abaxial surfaces grayish white to white, long hairs common to abundant, cottony-crisped hairs usually dense, short hairs and glands absent or obscured, adaxial green to grayish green, long hairs sparse to common, 0.5–1.5 mm, usually stiff, short and/or crisped hairs sparse to common, cottony hairs absent, glands sparse to common.
    Cauline leaves 1–2.
    Inflorescences 1–6 (–8) -flowered, open, branch angle 20–50°.
    Pedicels (0.5–) 1–2 cm, proximal to 3 cm.
    Flowers: epicalyx bractlets linear to oblong-lanceolate, 2–3 × 0.7–1.3 mm;
    hypanthium 3–4 mm diam.;
    sepals 3–5 mm, apex subacute, glands ± common, not obscured;
    petals yellow, ± overlapping, 3–6 (–7) × 4–5 mm, usually longer than sepals;
    filaments 0.5–1.5 mm, anthers 0.3–0.5 mm;
    carpels 30–50, styles 0.8–1.2 mm.
    Achenes 1–1.3 mm.