Potentilla simplex Michaux (Q3954)

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Potentilla simplex is a taxon with the rank species within the section Potentilla sect. Potentilla
Language Label Description Also known as
English
Potentilla simplex Michaux
Potentilla simplex is a taxon with the rank species within the section Potentilla sect. Potentilla

    Statements

    taxon/id/Potentilla simplex Michaux
    0 references
    Potentilla simplex Michaux
    Potentilla simplex
    Michaux
    FNA Editorial Committee. 2014. Flora of North America north of Mexico. Volume 9: Magnoliophyta: Picramniaceae to Rosaceae. Oxford University Press, New York.
    accepted
    potentille simple (French)
    old field cinquefoil (English)
    old field five-fingers (English)
    simple cinquefoil (English)
    Simple or old-field cinquefoil (English)
    potentille simple (English)
    1 reference
    Hinds, H.R. 2000. Flora of New Brunswick : a manual for the identification of the vascular plants of New Brunswick. 2nd edition. Biology Department, University of New Brunswick, Fredericton. 699 pp.
    Newfoundland, CA
    1 reference
    Meades, S., S.G. Hay & L. Brouillet. 2000. Annotated Checklist of the Vascular Plants of Newfoundland and Labrador. Published in association with A Digital Flora of Newfoundland and Labrador Vascular Plants. http://www.digitalnaturalhistory.com/meades.htm (consulted 2009-09-02) http://www.digitalnaturalhistory.com/meades.htm
    1 reference
    Zinck, M. 1998. Roland's Flora of Nova Scotia. Nimber Publishing & Nova Scotia Museum. Halifax, N. S. 2 vols. 1297 pp.
    1 reference
    Newmaster, S.G., A. Lehela, M.J. Oldham, P.W.C. Uhlig & S. McMurray. 1998. Ontario Plant List. Ontario Forest Research Institute, Sault Ste. Marie, Ontario. Forest Information Paper No. 123. 550 pp.
    1 reference
    Catling, P.M., D.S. Erskine & R.B. MacLaren. 1985. The Plants of Prince Edward Island with new records, nomenclatural changes, and corrections and deletions. Agriculture Canada, Research Branch, Ottawa. Publication 1798. 272 pp.
    1 reference
    Marie-Victorin, Fr. 1995. Flore laurentienne. 3e éd. Mise à jour et annotée par L. Brouillet, S.G. Hay, I. Goulet, M. Blondeau, J. Cayouette et J. Labrecque. Gaétan Morin éditeur. 1093 pp.
    1 reference
    Etcheberry, R. 1989. Plantes de Saint-Pierre et Miquelon. Unpublished list (MT).
    St. Pierre and Miquelon
    Flowering (Mar–)Apr–Jul(–Aug).
    infrequently moist flats
    slopes
    pastures
    dry meadows
    roadsides
    old fields
    mixed oak
    conifer woodlands
    acidic soil
    Rootstocks horizontal, irregularly thickened or moniliform, 1–8 cm.
    Stems initially erect to ascending to 5 dm, then arching above ground-level, becoming prostrate, flagelliform, not branched, rooting at distal nodes, (0.5–) 1.5–12 dm.
    Basal leaves persistent or ephemeral, usually palmate, 3.5–20 cm;
    petiole 1–15 cm, long hairs ± abundant, appressed to spreading, (0.5–) 1–3 mm, weak to ± stiff, glands absent or sparse, sometimes common;
    leaflets 5 (–7), central narrowly elliptic to obovate, 1.5–5 × 0.5–2.5 cm, distal 1/2–3/4 of margin incised 1/4–1/3 to midvein, teeth 4–8 (–13) per side, surfaces similar to ± dissimilar, abaxial green to silvery white, sparsely to abundantly hairy, adaxial green, glabrate or sparsely to moderately hairy.
    Cauline leaves (0–) 1 proximal to 1st flowering node, well expanded at anthesis, usually palmate, 2.5–6 (–9) cm;
    petiole 0–2 (–4) cm;
    leaflets (3–) 5, often more elongate than those of basal leaves, ± elliptic to oblanceolate, sometimes obovate, 1.5–6 (–7.5) × 0.5–2 (–3) cm, apex acute to obtuse.
    Inflorescences solitary flowers at stolon nodes.
    Pedicels 1–5 (–8.5) cm.
    Flowers 5 (–6) -merous;
    epicalyx bractlets linear to narrowly lanceolate, 2–5 × 1–1.5 (–2) mm, often larger than sepals (especially in bud);
    hypanthium 3–5 mm diam.;
    sepals 4–6 mm, apex broadly acute;
    petals 4–7 × 3–6 mm, apex rounded to ± retuse;
    stamens ca. 20, filaments 0.5–2 mm, anthers 0.6–1 mm;
    carpels 20–50, styles 0.8–1.5 mm.
    Achenes 0.9–1.2 mm, faintly rugose.