Rubus delavayi Franch.

The dried fruit, seeds, and leaves are used in traditional Chinese medicine.

Shrubs erect, low, 0.4–1 m tall. Branchlets brownish or reddish brown, cylindric, glabrous, with short curved prickles. Leaves imparipinnate, usually 3-foliolate; petiole 2–3 cm, petiolule of terminal leaflet 5–8 mm, lateral leaflets sessile or subsessile, glabrous or pilose, with sparse, small prickles; stipules linear, 4–7 mm, puberulous when young, glabrescent; blade of leaflets lanceolate to narrowly lanceolate, 3–7 × 1–2 cm, both surfaces glabrous or abaxially with sparse, soft hairs and with minute prickles along midvein, base broadly cuneate to rounded, margin irregularly coarsely serrate, apex acuminate. Inflorescences terminal or axillary, 1-flowered, or with flowers in clusters of 2 or 3; bracts linear, smaller than stipules, puberulous or glabrescent. Pedicel 1–2 cm, puberulent or subglabrous, with sparse, minute prickles. Flowers ca. 1 cm in diam. Calyx abaxially puberulous and with sparse, minute prickles; tube short, broad; sepals erect in fruit, triangular-lanceolate, 6–8(–10) × 2–3 mm, apex long caudate. Petals white, obovate, shorter than sepals, puberulent, base prominently clawed. Stamens many, shorter than petals; filaments short, broad, puberulent. Pistils shorter than stamens; style and ovary glabrous. Aggregate fruit orange-red, globose, ca. 1 cm in diam.; pyrenes small, rugulose. Fl. May–Jun, fr. Jun–Jul.

Yunnan.

Mixed forested slopes; 2000--3400 m.

Rubus duclouxii H. Léveillé.

Rubus delavayi là loài thực vật có hoa trong họ Hoa hồng. Loài này được Franch. miêu tả khoa học đầu tiên năm 1890.

三叶悬钩子（学名：Rubus delavayi）是蔷薇科悬钩子属的植物，是中国的特有植物。分布在中国大陆的云南等地，生长于海拔2,000米至3,000米的地区，见于山坡杂木林下，目前尚未由人工引种栽培。