Rubus potentilloides W. E. Evans

Herbs perennial, dwarf, 3–8 cm tall. Stems prostrate, rooting at nodes, slender, pubescent when young, glabrescent; flowering branchlets erect, pubescent. Leaves compound, 5-foliolate, rarely 3-foliolate; petiole 1–3 cm, pubescent, petiolule of leaflets 2–4 mm; stipules free, broadly elliptic or suborbicular, 3–4 mm, margin entire, apex obtuse; blade of leaflets suborbicular, 3–8(–12) × 4–10 mm, both surfaces glabrous or puberulous, base cuneate, margin deeply divided nearly to midvein, with 3 distinct lobes; lobes sharply divided again, deeply sharply serrate, apex obtuse. Inflorescences usually 1-flowered. Pedicel 6–12 mm, pubescent. Flowers 1.5–2 cm in diam. Calyx abaxially pubescent; sepals broadly ovate, rarely narrower, 4–5 × 2–3 mm, apex abruptly acuminate, with blackish tip. Petals white, broadly elliptic, 6–7 × 4–6 mm, margin entire or undulate, rarely lobed, apex obtuse or subtruncate. Stamens 30, in 2 whorls, outer sepals ca. 2 mm, inner sepals shorter; filaments broad, flat; anthers small. Pistils ca. 24; ovary glabrous; styles ca. 2 mm, slender; stigma truncate. Fruit unknown. Fl. Jun–Jul.

NW Yunnan [N Myanmar].

Mixed forests in high mountains; 2700--3500 m.

Rubus potentilloides là loài thực vật có hoa trong họ Hoa hồng. Loài này được W.E. Evans miêu tả khoa học đầu tiên năm 1921.

委陵悬钩子（学名：Rubus potentilloides）为蔷薇科悬钩子属的植物。分布于缅甸以及中国大陆的云南等地，生长于海拔2,700米至3,500米的地区，多生长在高山杂木林下阴湿处，目前尚未由人工引种栽培。