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FOC | Family List | FOC Vol. 9 | Rosaceae | Rosa

72. Rosa maximowicziana Regel, Trudy Imp. S.-Peterburgsk. Bot. Sada. 5: 378. 1878.

伞花蔷薇 san hua qiang wei

Shrubs small, with long repent branches. Branchlets terete; prickles scattered, curved, to 6 mm, flat, gradually tapering to broad base; bristles and smaller prickles sometimes present. Leaves including petiole 4–11 cm; stipules mostly adnate to petiole, free parts lanceolate, margin irregularly serrate and glandular-pubescent; leaflets 7–9, rarely 5, deep green adaxially, ovate, elliptic, or oblong, 1.5–3(–6) × 1–2 cm, abaxially glabrous or along midvein sparsely pubescent, or shortly prickly and glandular-pubescent, adaxially glabrous, base broadly cuneate or subrounded, margin acutely serrate, apex acute or acuminate. Flowers several in corymb, 3–3.5 cm in diam.; pedicel 1–2.5 cm, glandular-pubescent; bracts long ovate, margin glandular-pubescent. Hypanthium ovoid, abaxially glandular-pubescent. Sepals 5, deciduous, triangular-ovate, both surfaces pubescent, abaxially glandular-pubescent, margin entire, sometimes 1- or 2-lobed, apex long acuminate. Petals 5, white or tinged with pink, obovate, base cuneate, apex rounded-obtuse. Styles connate into column, exserted, nearly equaling stamens, glabrous. Hip black-brown, ovoid, 8–10 mm in diam., shiny. Fl. Jun–Jul, fr. Sep. 2n = 14.

Scrub, open slopes, stream sides, roadsides. Liaoning, Shandong [Korea, Russia (Far East)].


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