Stout erect herbs or subshrubs, often with hispid or scabrid with stellate or simple hairs, frequently growing in moist habitats. Leaves petiolate, narrowly lanceolate, ovate, cordate, hastate, aceriform or sagittately parted, with serrate margins. Flowers solitary in leaf axils or aggregated into terminal racemes or panicles. Epicalyx present, shorter than or equaling the calyx, of 6-10 linear bracts. Calyx without costae. Corolla rotate or tubular, whitish, yellow or pink. Staminal column equalling petals or exerted in tubular species, apically 5-dentate. Styles 5, free distally, stigmas capitate. Fruits capsular, depressed, 5-locular, 5-angulate, often 5-crested capsule with valves setose on the margins, separating from the axis at maturity. Locules 1-seeded. Endoglossum absent.