Small shrubs or procumbent, perennial herbs. Leaves varying from ovate to linear. Inflorescence of axillary cymes with few to many flowers; bracteoles large and conspicuous, often leathery and reticulately veined, enclosing the calyx and corolla tube. Calyx divided almost to the base; lobes 5. Corolla with 5 spreading subequal lobes; palate prominently transversely ribbed. Fruit a capsule, flattened, with a thickened apical 'knob'. Worldwide: 35 species in tropical and South Africa, the western Himalayas and western India. Botswana: 3 taxa. |
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| Species | FZ divisions | Content |
| englerianum (Schinz) C.B. Clarke | N,SW | |
| parvifolium C.B. Clarke ex Schinz | SW | |
| variabile (Engl.) C.B Clarke |