Stems erect or nearly erect, 10-60 cm, glabrous, each with 3-50 flowers. Roots filiform, sometimes enlarged basally, 0.5-1.5 mm thick. Basal leaves persistent, blades reniform or orbiculate, undivided or sometimes innermost 3-parted or-foliate, 1.4-4.2 × 2-5.2 cm, base shallowly to deeply cordate, margins crenulate to crenate-lobulate, apex rounded to rounded-obtuse. Flowers: pedicels glabrous or nearly so; receptacle sparsely to very sparsely pilose; sepals 2.5-4 × 1-2 mm, abaxially glabrous; petals 5, 1.5-3.5 × 1-2 mm; nectary scale glabrous. Heads of achenes ovoid, 3-6 × 2.5-5 mm; achenes 1.4-1.6 × 1-1.5 mm, glabrous; beak subulate, curved, 0.1-0.2 mm. 2 n = 16.