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Chinese Plant Names | Family List | Rosaceae | Rosa

84. Rosa shangchengensis T. C. Ku, Bull. Bot. Res., Harbin. 10(1): 8. 1990.

商城蔷薇 shang cheng qiang wei

Description from Flora of China

Shrubs. Branchlets red-brown, terete, often curved, glabrous; prickles subulate, straight. Leaves including petiole 4–5.5 cm; stipules mostly adnate to petiole, free parts lanceolate, margin entire, sometimes glandular serrate, apex acuminate; rachis and petiole glabrous, with sparse, short, curved prickles; leaflets usually 7, obovate or oblong, 1–2 × 0.5–1.5 cm, both surfaces glabrous, base cuneate or broadly cuneate, margin serrate, apex acute or truncate. Flowers 2 or 3 and fasciculate, ca. 2.8 cm in diam.; pedicel 2–2.5 cm, densely stipitate glandular, bracts caducous. Hypanthium obovoid-oblong, abaxially densely stipitate glandular. Sepals 5, ovate-lanceolate, 1–1.3 cm, abaxially densely stipitate glandular, adaxially densely yellow-white pubescent, margin entire, apex acuminate or caudate-acuminate. Petals 5, white, long obovate, base cuneate, apex rounded. Styles connate in column, exserted, nearly equaling or slightly shorter than stamens, pubescent. Hip unknown.

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

SE Henan (Shangcheng Xian).


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