Physocarpus malvaceus (Greene) Kuntze (Q4449)

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Physocarpus malvaceus is a taxon with the rank species within the genus Physocarpus
Language Label Description Also known as
English
Physocarpus malvaceus (Greene) Kuntze
Physocarpus malvaceus is a taxon with the rank species within the genus Physocarpus

    Statements

    taxon/id/Physocarpus malvaceus (Greene) Kuntze
    0 references
    Physocarpus malvaceus (Greene) Kuntze
    Physocarpus malvaceus
    (Greene) Kuntze
    FNA Editorial Committee. 2014. Flora of North America north of Mexico. Volume 9: Magnoliophyta: Picramniaceae to Rosaceae. Oxford University Press, New York.
    accepted
    Physocarpus malvaceus
    physocarpe à feuilles de mauve (French)
    mallow-leaved ninebark (English)
    mallow ninebark (English)
    few-flowered ninebark (English)
    Mallow-leaved or mallow nine-bark (English)
    1 reference
    Moss, E.H. 1983. Flora of Alberta. 2nd edition, revised by J.G. Packer. University of Toronto Press, Toronto. 687 pp.
    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.
    Flowering May–Jul; fruiting Aug.
    rocky canyon slopes
    cliffs
    open grassy slopes
    dry open forests
    Stems spreading, brown becoming grayish black, glabrous or finely stellate-hairy.
    Leaves: stipules oblong to elliptic or obovate, 6 × 2.5 mm, base broad, apex rounded and erose to apiculate or acute;
    petiole 1–2.5 (–3) cm;
    blade broadly ovate to orbiculate, 2–6 × 2.5–6 cm, sometimes wider than long, base truncate to slightly cordate, 3-lobed or 5-lobed, clefts between lobes may shallow to deep, margins doubly crenate to doubly serrate, apex rounded, obtuse, or acute, surfaces glabrous or sparsely stellate-hairy (more so on abaxial veins).
    Inflorescences 15–20-flowered, fairly dense, hemispheric racemes, 2.5–4 cm diam.;
    bracts narrowly obovate to spatulate, 4.5 mm, apex erose or acute.
    Pedicels 8–15 mm, densely stellate-hairy.
    Flowers 5–8 mm diam.;
    hypanthium campanulate, 1.5–2 mm, densely stellate-hairy;
    sepals triangular to ovate, 2–3 mm, apex gland-tipped, surfaces densely stellate-hairy;
    petals white, broadly elliptic to obovate or orbiculate, 4.5 × 4.5 mm;
    stamens ca. 30, equal to or slightly exceeding petals;
    carpels 2 (3), connate at least 1/2 their lengths, densely stellate-hairy.
    Follicles 2 (3), ovoid, flattened, 2.5 mm (lengths not exceeding sepals), keeled apically, densely stellate-hairy, hairs white;
    styles 2.5–3 mm.
    Seeds 1 or 2, pyriform, 1.5 mm.