Herbs perennial, low, usually tufted and pulvinate. Flowering stems erect, 2–3 cm tall, appressed white pilose. Radical leaves 0.5–6 cm including petiole, crowded or not; auricles of stipules free; petiole short, appressed pilose; leaf blade pinnate with 2–9 pairs of leaflets; leaflets elliptic or obovate, 2–4 × 1.5–2.5 mm, abaxially sericeous-pilose, later glabrescent, adaxially glabrescent, or both surfaces glabrous, margin pinnately lobed or parted, apex obtuse or acute; lobes or segments lanceolate; cauline leaf 1, small, margin entire or parted. Flower 1(or 2), 1–1.5 cm in diam.; pedicel 2–12 mm, appressed pilose. Sepals triangular-ovate, apex obtuse or acute; epicalyx segments lanceolate or elliptic-lanceolate, margin entire or 2-lobed. Petals yellow, elliptic to obovate, apex rounded. Style lateral; stigma slightly dilated. Achenes rugose. Fl. and fr. Jun–Aug.
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