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Chinese Plant Names | Family List | Rosaceae | Rosa

Rosa taronensis Yu et Ku


Description from Flora of China

Shrubs 1–2.5 m tall. Branchlets terete, often glabrous; prickles paired at leaf bases, terete, straight, to 8 mm, abruptly flaring to a broad base; bristles dense, much shorter than prickles. Leaves including petiole 4–10 cm; stipules broad, mostly adnate to petiole, free parts ovate, glabrous, apex caudate; rachis and petiole glabrous, with numerous small prickles; leaflets 7–9(–13), oblong or oblong-obovate, 1–3 × 0.5–1.2 cm, glabrous or abaxially along midvein sparsely pubescent and with small prickles, base broadly cuneate or subrounded, margin acutely serrate at upper 1/3–1/2 part, entire at lower part, apex truncate. Flower solitary, 3.5–4 cm in diam.; pedicel to 1.2 cm, glabrous; bracts absent. Hypanthium obconic, glabrous. Sepals 4, broadly ovate, abaxially pubescent or subglabrous, adaxially densely yellow-white villous, margin entire, apex shortly caudate. Petals 4, yellowish, broadly obovate, base broadly cuneate, apex emarginate. Styles free, slightly exserted, shorter than stamens. Hip orange-yellow, obconic, ca. 1 cm in diam., usually with persistent, erect sepals; pedicel turgid at base, to 1.2 cm, glabrous.

Mixed forests, grassy places; 2400--3300 m. NW Yunnan.


Related Objects  

Flora of China  
  • Flora of China Illustrations vol. 9, fig. 140, 5-6
  • Illustration

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