Annual or perennial herbs. Leaves cauline and in a basal rosette (often not persisting). Flowers 5-merous in a lax few-many flowered cyme. Calyx 5-lobed, without basal glands; lobes sometimes winged. Corolla tube 5-lobed. Ovary 1-locular. Stigma ± capitate or 2-lobed. Capsule septicidally 2-valved. Worldwide: c. 15 species in subsaharan Africa and Madagascar Mozambique: 5 taxa.  | 
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| Species | FZ divisions | Content | 
| gratissima S. Moore | MS | Description, Image | 
| krebsii Griseb. | MS | Description, Image | 
| laxiflora Baker | N | |
| palustris Burch. subsp. transvaalensis (Gilg) I. Verd. | MS | Description, Image | 
| purpurascens (E. Mey.) Benth. & Hook. f. subsp. humilis (Gilg) I. Verd. | M | Description, Image |