- Scientific Name: Rosa multiflora Thunb.
- Ref: J.A.Murray, Syst. Veg. ed. 14:474. 1784
- Synonyms:
- Rosa multiflora var. alboplena T.T.Yu & T.C.Ku
- R. polyantha Siebold & Zucc.
- R. polyantha f. roseipetala Honda
- R. quelpaertensis H.Lév.
- R. thunbergii Tratt.
- R. thyrsiflora Leroy ex Déségl.
- R. watsoniana Crép.
- English Common Name: multiflora rose, many-flowered rose, baby rose, Japanese rose, seven-sisters rose, Eijitsu rose, rambler rose
- Chinese Common Name: 野蔷薇 yě∙qiángwēi, 多花蔷薇 duōhuā qiángwēi
- Japanese Common Name: ノイバラ [野茨] noibara, ノバラ [野薔薇] nobara
- Family: Rosaceae
- Genus: Rosa
- Distribution: Thickets, scrub, slopes, river sides; 300–2000 m. Anhui, Fujian, S Gansu, Guangdong, Guangxi, Guizhou, S Hebei, Henan, Hunan, Jiangsu, Jiangxi, S Shaanxi, Shandong, Taiwan, Zhejiang [Japan, Korea].
- Photo: Hangzhou, Zhejiang
Shrubs climbing. Branchlets terete, usually glabrous; prickles paired below leaves, sometimes sparsely scattered, curved, to 6 mm, stout, flat, gradually tapering to broad base. Leaves including petiole 5–10 cm; stipules pectinate, mostly adnate to petiole, margin glandular-pubescent or not; rachis and petiole pubescent or glabrous, glandular-pubescent, shortly prickly; leaflets (3–)5–9, obovate, oblong, or ovate, 1–5 × 0.8–2.8 cm, abaxially pubescent, adaxially glabrous, base rounded or cuneate, margin simply serrate, apex acute or rounded-obtuse. Flowers numerous in corymb, 1.5–4 cm in diam.; pedicel 1.5–2.5 cm, puberulous, glabrous, or glandular-pubescent, margin sometimes pectinate; bracts at base of pedicel, small. Hypanthium subglobose, glabrous. Sepals 5, deciduous, lanceolate, abaxially glabrous, adaxially pubescent, margin entire or with 2 linear lobes at middle. Petals 5, semi-double or double, white, pinkish, or pink (in some cultivated plants), fragrant, obovate, base cuneate, apex emarginate. Styles connate in column, exserted, slightly longer than stamens, glabrous. Hip red-brown or purple-brown, subglobose, 6–8 mm in diam., glabrous, shiny. 2n = 14*, 21. (Flora of China)
