Tufted perennial; roots fibrous; stems, petioles and leaf surfaces densely covered with short (to c. 1 mm long), appressed hairs. Leaves basal (rarely a reduced cauline leaf present); petiole 2–17 cm long; lamina ovate, 12–50 mm long, simple with 2 deep incisions near apex or with several shallow notches (occasionally some leaves entire), to ternately or biternately dissected with lobes lanceolate to broadly lanceolate. Flowering stems 1-flowered, 5–28 cm high. Sepals 5, spreading, with appressed hairs below, elliptic to ovate, 5–7 mm long. Petals 5, obovate-cuneate, 8–14 mm long, golden-yellow; nectary near petal-base, with lobe ± oblong, 0.7–1.5 mm long, usually emarginate, free for most of length. Stamens 35–65. Pistils 30–60. Receptacle ± hirsute throughout. Achenes lenticular, obovate to semiorbicular, 2.5–3.5 mm long; faces smooth; margins narrowly ridged; beak 0.8–1.5 mm long, arching or straight, tip recurved.
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