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Chinese Plant Names | Family List | Rosaceae | Rosa

Rosa hugonis Hemsl.


Description from Flora of China

Shrubs small, ca. 2.5 m tall, robust when old; prickles scattered, straight, to 1.2 cm, stout, flat, gradually tapering to a broad, elliptic base, base often ca. as long as prickle, intermixed with smaller prickles and bristles. Leaves including petiole 4–8 cm; stipules elongate, mostly adnate to petiole, free parts short, auriculate, glabrous, margin sparsely glandular-pubescent; rachis and petiole glandular when young; leaflets 5–13, ovate, elliptic, or obovate, 8–20 × 5–12 mm, glabrous, abaxially with prominent midvein, adaxially concave, margin entire or acutely serrate, apex acuminate. Hypanthium subglobose, abaxially glabrous. Sepals 5, lanceolate, ca. 2 × as long as hypanthium, abaxially glabrous, adaxially slightly pubescent. Petals 5, light yellow, broadly obovate, base broadly cuneate, apex emarginate. Styles free, shorter than stamens, slightly exserted, white villous. Hip purple-red or black-brown, depressed-globose, 1.2–1.5 cm in diam., glabrous, shiny, with persistent, reflexed sepals; pedicel 1–2 cm, glabrous. Fl. May–Jun, fr. Jul–Aug.

Scrub at forest margins, thickets, open slopes; 600--2300 m. Gansu, Qinghai, Shaanxi, Shanxi, Sichuan.


Related Objects  

Flora of China  
  • Flora of China Illustrations vol. 9, fig. 138, 1-4
  • Illustration

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