Rosa palustris Marshall (Q4072)

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Rosa palustris is a taxon with the rank species within the section Rosa sect. Rosa
Language Label Description Also known as
English
Rosa palustris Marshall
Rosa palustris is a taxon with the rank species within the section Rosa sect. Rosa

    Statements

    taxon/id/Rosa palustris Marshall
    0 references
    Rosa palustris Marshall
    Rosa palustris
    Marshall
    FNA Editorial Committee. 2014. Flora of North America north of Mexico. Volume 9: Magnoliophyta: Picramniaceae to Rosaceae. Oxford University Press, New York.
    accepted
    rosier palustre (French)
    églantier (French)
    swamp rose (English)
    marsh rose (English)
    Swamp rose (English)
    rosier palustre (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.
    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
    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.
    in Europe
    Flowering (Jun–)Jul(–Aug).
    swampy woods
    pastures
    marshes
    springs
    backwaters
    sloughs
    streams
    ditches
    Shrubs, forming thickets.
    Stems erect, 10–25 (–30) dm, sparsely branched;
    infrastipular prickles paired, curved, rarely erect, stout, 3.5–8 × 2–5 (–10) mm, base glabrous, internodal prickles and aciculi rare, sometimes absent.
    stipules narrow, 10–22 (–35) × 2.5–4 mm, auricles erect, rarely flared, 2.5–4.5 (–8) mm, margins serrulate, eglandular or stipitate-glandular, surfaces glabrous, eglandular;
    petiole and rachis usually with pricklets, puberulent to pubescent, sometimes glabrous, eglandular or sparsely stipitate-glandular;
    leaflets 5–7, terminal: petiolule 5–10 mm, blade ovatelanceolate, rarely broadly lanceolate or narrowly elliptic, 23–45 × 10–18 mm, membranous, base cuneate, margins 1–2-serrulate, eglandular, teeth 20–30 per side, acute to ± obtuse, eglandular, apex acute to subacute, abaxial surfaces pale green, glabrous or pubescent, eglandular, adaxial green, dull, glabrous.
    Inflorescences corymbs, (1 or) 2–10 (–40) -flowered.
    Pedicels erect, slender, 6–15 mm, glabrous, densely stipitate-glandular;
    bracts 2, lanceolate, 6–15 × 3–4 mm, margins and central veins pubescent, eglandular, surfaces pubescent, eglandular.
    Flowers 2.5–5 cm diam.;
    hypanthium cupulate, 2–4 × 2–4 mm, glabrous, sparsely to densely stipitate-glandular, neck absent or 1–3 mm;
    sepals spreading to reflexed, rarely erect, lanceolate to narrowly ovatelanceolate, 15–30 (–40) × 2–3.5 mm, tip 2.5–3.5 × 0.5–1 mm, margins entire, rarely pinnate, abaxial surfaces glabrous, densely, sometimes sparsely, stipitate-glandular;
    petals single, pink to deep pink, 14–28 × 13–28 mm;
    carpels 24–50, styles exsert 0.5–1 m beyond stylar orifice (1.5 mm diam.) of hypanthial disc (3.5–4.5 mm diam.).
    Hips deep red, usually globose to subglobose, rarely elongate, 7–11 × 7–11 mm, fleshy, glabrous, sparsely or densely stipitate-glandular, neck absent or 3 × 1 mm;
    sepals deciduous, spreading.
    Achenes basal, 26, tan, 3 × 1.5–2 mm. 2n = 14.