Shrubs; densely hirsute or pubescent, often including stellate hairs; glandular. Stipules absent (? or obscure). Bracts leaflike. Flowers solitary in upper leaf axils, erect, trumpet-shaped, bibracteolate, heterostylous (or probably so). Calyx connate for about half its length or more. Petals white, yellow or bright orange, usually inserted at or near the opening of the calyx-tube. Placentae parietal. Capsule narrowly obovoid, dehiscing loculicidially from apex downwards; beak very short. Seeds several, curved; pits 2-pored.