Shrubs or small trees, densely tomentose. Leaves 3-7-lobed or angled, stipules subulate. Inflorescence axillary, usually umbellate, 1 to many-flowered. Peduncles usually longer than petiole and leaf blade combined. Epicalyx present, trimerous, sometimes caduceus, lanceolate to ovate or sometimes forming a gamphyllous tube. Calyx triangular to ovate, acute to slightly acuminate, usually with 3(-5) costae, densely tomentose or pubescent, often yellowish hairs. . Corolla lavender or red, occasionally white, showy. Staminal column included, filamentiferous at apex. Styles 10-40, sometimes strigose, stigmas obliquely capitate or introrsely decurrent. Fruits schizocarpic, globose to oblate. Mericarps 10-40, yellowish tomentose, thin-walled, 2-3 seeded. Endoglossum absent.