Herbs perennial, sparsely pilose. Leaves forming a rosette; petiole slender, 0.6--2.5 cm, narrowly winged; leaf blade ovate-elliptic to oblong, 5--15 X 4.8--12 mm, base truncate to shallowly cordate, 7--9-lobulate; lobes oblong to broadly triangular, 2--4 mm, margin with 1 or 2 teeth on each side, rarely entire, apex acute. Scapes 1.8--3.5 cm, usually with small petiolate leaves at apex; umbel solitary, 2--4-flowered; bracts linear, 2--3 mm, glandular. Pedicel 6--13 mm. Flowers heterostylous. Calyx campanulate, 2--3 mm, enlarging to 4.5 mm in fruit, sparsely pubescent and glandular, parted to middle; lobes triangular, apex acute. Corolla rose-purple; tube ca. 5 mm; limb ca. 1 cm wide; lobes 2-cleft, cuneate-obovate. Pin flowers: stamens ca. 2 mm above base of corolla tube; style ca. as long as tube. Thrum flowers with positions reciprocal. Capsule subglobose, ca. 3 mm in diam., slightly shorter than calyx. Fl. Apr, fr. Apr-May.