Spreading shrubs or subshrubs, 0.5-2.5 m tall, glabrate or with densely stellate pubescence, stems sometimes purplish at nodes. Leaf blades ovate,usually cordate, often discolourous. Inflorescence axillary, solitary, racemose or paniculate. Epicalyx absent. Calyx clasping the fruit. Corolla white to pale lavender. Staminal column included, rudimentary. Styles 3-4, stigmas capiate. Fruits schizocarpic, obovoide. Mericarps 3-4(-5), 2-celled, 3-seeded, lower cell single-seeded, upper cell 2-seeded, dehiscent. Endoglossum absent.