Herbs perennial. Leaves forming a compact rosette; petiole usually indistinct or occasionally nearly as long as leaf blade; leaf blade obovate-elliptic to oblanceolate or spatulate, 10--30 X 4--10 mm, abaxially sparsely minutely glandular, base attenuate, margin irregularly denticulate, apex rounded to obtuse. Scapes 2--8(--11) cm, efarinose, occasionally glandular toward apex; umbels subcapitate, 2--9(--12)-flowered; bracts ovate-lanceolate, 0.5--1.5 mm, subgibbous at base. Pedicel 1--2 mm, rarely to 5 mm. Flowers heterostylous. Calyx campanulate, 2.5--4 mm, parted to 1/3 or below; lobes oblong, apex rounded. Corolla pinkish purple to bluish violet, rarely white; tube ca. as long as to slightly longer than calyx; limb 4--7 mm wide; lobes broadly obovate, deeply emarginate. Pin flowers: stamens at middle of corolla tube; style reaching mouth. Thrum flowers with positions reciprocal. Capsule ca. as long as calyx. 2n = 16.