Dwarf, prostrate perennial herbs. Leaves petiolate, oblong to oblong-lanceolate, entire. Flowers small, solitary, axillary, peduncled. Calyx shorter than the corolla tube. Sepals broad, ovate, forming a short tube, subequal, accrescent. Corolla funnel-shaped, plicate, shortly and broadly 5-lobed. Stamens 5, included; filaments linear, anthers oblong. Ovary deeply 4-lobed with an ovule in each lobe, hairy; styles 2, gynobasic, almost equalling the corolla tube; stigmas capitate. Capsule 4-lobed; lobes subglobose, single-seeded.