Herbs perennial, stoloniferous. Rhizomes creeping, slender. Leaves 1--3, forming a loose rosette; petiole 5--9(--11) cm, sparsely pilose; leaf blade suborbicular, 2--4(--6) X 2.5--5(--8) cm, abaxially with multicellular hairs along veins, ciliate, adaxially sparsely pilose, base deeply cordate, palmately lobed to 1/3 its width; lobes 5--7, margin usually acutely 3-toothed. Scapes 10--16 cm, sparsely pubescent; umbel solitary, 2-or 3-flowered; bracts linear, 4--6 mm, ± pubescent. Pedicel 1--2.5 mm, pubescent. Flowers heterostylous. Calyx campanulate, 5--7 mm, glabrous or slightly puberulous, 5-veined; lobes spreading, lanceolate, 3--4 mm. Corolla lilac-rose to reddish purple; tube ca. 9 mm; limb 1--1.8 cm wide; lobes obovate, 6--8 X 5--6.5 mm, deeply emarginate. Pin flowers: stamens ca. 2.5 mm above base of corolla tube; style ca. as long as tube. Thrum flowers with positions reciprocal. Capsule subglobose, shorter than calyx. Fl. Jun-Jul.
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