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 Unpublished list (MT).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
    0–800 m
    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.