A glabrous efarinose perennial. Leaves synanthus, with a more or less distinct petiole, lamina (including petiole) 3-9.5 x 1-2.5 cm, elliptic to elliptic-oblong or oblong-orbicular, irregularly dentate, midrib prominent on the under-surface, glabrous. Scape 6-13 cm long, up to 30 cm in fruit, 2-7(-8)-flowered. Bracts 8-12 mm long, lanceolate, glabrous, saccate; pedicel 5-9 mm long, not exceeding the bracts, sparse glandulose. Flowers heteromorphic, pink-violet, blue or purple. Calyx 7.5-9 mm long, tubular-campanulate, c. ½ cleft; lobes ovate lanceolate, acute. Corolla tube exceeding the calyx length or more; limb 12 mm broad, lobes 5.5-7.5 x 4.5-7 mm, obcordate, throat yellow, exannulate. Style 2 mm long in thrum-eyed flowers. Capsule subglobose and included in the calyx. Seeds up to 1 mm long, rarely more, brown, reticulate, vesiculose on the margins.