耐寒委陵菜 nai han wei ling cai

Herbs perennial. Roots terete, slender; rootlets usually fibrous. Flowering stems erect, ascending, or spreading, 6–30 cm tall, together with petioles pilose and sessile glandular, or sericeous, rarely glabrescent. Radical leaves 2.5–7 cm including petiole; stipules brown, membranous, abaxially villous or glabrescent; leaf blade 3-foliolate; leaflets shortly petiolulate or subsessile, obovate, elliptic, or ovate-elliptic, 0.8–2 × 0.6–1.5 cm, abaxially pilose and sessile glandular, or sericeous, adaxially pilose, sericeous, or glabrescent, base cuneate or broadly so, margin acutely or obtusely 3–5-serrate on each side but entire near base, apex obtuse; cauline leaves 1 or 2; stipules green, ovate, herbaceous, abaxially pilose and glandular, margin entire, apex obtuse or acuminate; petiole very short; leaflets resembling those of radical leaves. Inflorescence laxly cymose, 3–5-flowered. Flowers 1–2 cm in diam.; pedicel 1–2.5 cm, pilose. Sepals triangular-ovate, sometimes sericeous, apex acute; epicalyx segments oblong-elliptic, slightly shorter than sepals, apex obtuse. Petals yellow, obovate, 0.5–1 × as long as sepals, apex emarginate. Style subterminal, thin at base, thickened distally; stigma dilated. Mature achenes rugose. Fl. and fr. Jun–Aug.

Marshes, valley grasslands, alpine meadows, rock crevices; 2200--4800 m. Xinjiang [N Asia to Himalayas, Europe].

Lower Taxa

• Potentilla gelida var. gelida
• Potentilla gelida var. sericea T. T. Yu & C. L. Li