Perennial herb (in ours) with erect 4-angled stems. Leaves narrow, linear to lanceolate, with obscure lateral veins. Flowers mostly 4-merous, blue (in ours) in terminal inflorescences surrounded by leafy bracts, never heterostylous; anthers included and style exserted. Calyx lobes 4, linear. Corolla with long cylindric tube and 4 lobes. Ovary 2-locular; ovules numerous. Capsule beaked, bearing persistent calyx lobes. Worldwide: 9 species in eastern and central tropical Africa and South Africa Mozambique: 3 taxa. |
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| Species | FZ divisions | Content |
| gazense Verdc.[End] | GI | |
| natalense (Hochst.) Bremek. | Z,MS | Description, Image |
| zoutpansbergense (Bremek.) Bremek. | M |