Rosa multiflora Thunberg in J. A. Murray (Q4116)

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Rosa multiflora is a taxon with the rank species within the section Rosa sect. Systylae
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English
Rosa multiflora Thunberg in J. A. Murray
Rosa multiflora is a taxon with the rank species within the section Rosa sect. Systylae

    Statements

    taxon/id/Rosa multiflora Thunberg
    0 references
    Rosa multiflora Thunberg
    Rosa multiflora
    Thunberg
    FNA Editorial Committee. 2014. Flora of North America north of Mexico. Volume 9: Magnoliophyta: Picramniaceae to Rosaceae. Oxford University Press, New York.
    accepted
    rosier multiflore (French)
    multiflora rose (English)
    rambler rose (English)
    Japanese rose (English)
    baby rose (English)
    seven-sisters rose (English)
    multiflower rose (English)
    Japanese or multiflora rose (English)
    rosier multiflore (English)
    1 reference
    Douglas, G.W., G.B. Straley, D.V. Meidinger & J. Pojar. 1998. Illustrated Flora of British Columbia. B.C. Ministry of Environment, Lands & Parks and B.C. Ministry of Forests. Victoria. Crown Publications. 8 vols.
    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
    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.
    Asia (China)
    Asia (Japan)
    also in Mexico
    Pacific Islands (Philippines)
    Flowering Apr–Jun.
    disturbed areas
    thickets
    borders
    fences
    streamsides
    roadsides
    old pastures
    fields
    acidic soil
    0–1700 m
    Stems erect, arching, procumbent, or climbing, 15–30 (–100) dm;
    infrastipular prickles paired, curved, rarely erect, stout, 4–6 × 3 mm, internodal prickles fewer, similar, aciculi absent.
    Leaves deciduous, 5–12 cm;
    stipules narrowly lanceolate, 8–13 × 1.5–2 mm, auricles flared, 4–8 mm, margins fimbriate, cleft to 3 mm, usually stipitate-glandular or gland-tipped, surfaces glabrous, sometimes puberulent, eglandular or sessile or stipitate-glandular;
    petiole and rachis with pricklets, puberulent, pubescent, or tomentose, usually stipitate-glandular, sometimes eglandular;
    leaflets (5–) 7–9 (–11), terminal: petiolule 7–13 mm, blade obovate to elliptic, 10–45 × 8–25 mm, membranous, base cuneate, margins 1 (–2) -serrate, teeth 12–20 per side, sharp, rarely gland-tipped, apex acute to long-acuminate, abaxial surfaces glabrous or pubescent (especially midveins), eglandular, adaxial green, dull, glabrous.
    Panicles 5–30+-flowered.
    Pedicels 5–12 mm, pubescent (especially proximally), sometimes glabrous, stipitate-glandular or eglandular;
    bracts 1 or 2, narrowly lanceolate, 5–10 × 1–2 mm, margins short-stipitate-glandular, surfaces glabrous, eglandular.
    Flowers sweet-scented, 1.5–2.5 cm diam.;
    hypanthium oblong, 2 × 1–1.5 mm, eglandular or stipitate-glandular;
    sepals ovate-acuminate, 6–10 × 1.5–2 mm shorter than petals, margins pinnatifid, tip 1–2 × 0.5 mm, abaxial surfaces glabrous, usually stipitate-glandular;
    petals single or double, white, rarely pale-pink, 7–13 × 5–9 mm;
    carpels 6–11, styles glabrous, exsert 3–4 mm beyond stylar orifice rims (0.5–1 mm diam.), hypanthial disc 2–3 mm diam.
    Hips orange-red to red, ovoid to globose, (4–) 5–7 (–10) × 5–7 mm, eglandular or sparsely stipitate-glandular.
    Achenes 6–11, tan, 3.8–5 × 2–2.5 mm. 2n = 14.