Description from Flora of China
Herbs perennial. Roots slender. Flowering stems erect or ascending, purplish, 5–10 cm tall, together with petioles canescent tomentose, rarely pilose. Radical leaves 3–6 cm including petiole; stipules brown, membranous, abaxially white villous or glabrescent; leaf blade 3-foliolate; leaflets sessile or terminal one shortly petiolulate, adaxially green, elliptic to ovate, 1.5–2 × 0.5–1 cm, abaxially densely canescent tomentose, appressed sericeous on veins, adaxially appressed sericeous, base broadly cuneate, margin lobed, apex obtuse; lobes fasciated, apex obtuse or acute; cauline leaves 1 or 2, shortly petiolate, small; stipules ovate-lanceolate, margin entire or 1- or 2-serrate. Inflorescence terminal, cymose, many flowered. Flowers usually nodding, 1–1.4 cm in diam.; pedicel 1.5–2 cm, tomentose. Sepals triangular-lanceolate, apex acute; epicalyx segments fasciated, slightly shorter than sepals, abaxially densely canescent tomentose and pilose, apex subobtuse. Petals yellow, obovate, nearly 2 × as long as sepals, apex emarginate. Stamens ca. 18. Carpels numerous; style subterminal, nearly 3 × as long as ovary; stigma slightly dilated, capitate. Achenes not seen. Fl. Jul.
Rocks; ca. 2600 m. Chongqing (Wuxi Xian).