Herbs perennial. Roots thinly terete, with fibrous rootlets. Flowering stems erect, ascending, or spreading, 6–35 cm tall, sparsely pubescent or glabrescent. Radical leaves 4–8 cm including petiole; stipules brown, membranous, abaxially sparsely pubescent; leaf blade 3-foliolate; petiole pilose and glandular hairy, or glabrescent; leaflets sessile or shortly petiolulate, green on both surfaces, obovate, broadly elliptic, or flabellate, both surfaces sparsely pubescent or glabrescent, base broadly cuneate, margin crenate, apex obtuse; cauline leaves 3 or 4, resembling radical ones; stipules green, ovate, herbaceous, abaxially pubescent and glandular hairy, margin entire, apex obtuse or acute. Inflorescence terminal, compact, congested, 3–5-flowered, laxly cymose after anthesis. Flowers 1–1.2 cm in diam.; pedicel 1–2 cm, pubescent. Sepals ovate, apex acute; epicalyx segments elliptic, shorter than or nearly equaling sepals, apex obtuse. Petals obovate, apex emarginate. Stamens ca. 20, sometimes 12 or 13. Style subterminal, conic, base markedly thickened and papillate; stigma slightly dilated. Achenes not seen. Fl. Jun–Jul.
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