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

94. Rosa kweichowensis T. T. Yu & T. C. Ku, Bull. Bot. Res., Harbin. 1(4): 17. 1981.

贵州缫丝花 gui zhou sao si hua

Shrubs evergreen or semi-evergreen, climbing, small. Branchlets purple-brown, terete, curved, glabrous; prickles short, flat. Leaves including petiole 5–10 cm; stipules with 1/3 part adnate to petiole, free parts lanceolate, margin glandular serrate, apex acuminate, and petiole with scattered, small prickles, leaflets 7–9, elliptic, obovate, or ovate, 1.5–3.5 × 0.8–2 cm, glabrous, abaxially with prominent midvein and lateral veins, base broadly cuneate or subrounded, margin acutely simply serrate, apex acuminate or acute. Flowers 7–17 in compound corymb, 2.5–3 cm in diam.; peduncle and pedicels pubescent, pedicel 7–10 mm; bracts unknown. Hypanthium depressed-globose, abaxially subglabrous, densely prickly. Sepals 5, usually broadly ovate, abaxially densely prickly, adaxially tomentose, margin irregularly pinnately lobed, apex acuminate. Petals 5, white, slightly longer than sepals, obovate, base cuneate, apex erose. Carpels on projected torus at base of hypanthium; styles free, slightly exserted, pubescent. Hip unknown. Fl. May–Jul.

Shady places. C Guizhou (Qingzhen Xian).

One of us (Robertson) has seen no specimens of this species.


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