Annual or perennial herbs, often scabrid and turning black on drying. Leaves alternate or opposite, simple. Inflorescence spicate or with flowers in ± spherical clusters or flowers solitary and axillary. Calyx tubular, 10-ribbed, 4-5-lobed. Corolla with cylindric tube and 5 ± equal lobes. Stamens 4; anthers strictly 1-thecous. Fruit a capsule, without a beak. Worldwide: c. 100 species in the tropics and subtropics Malawi: 21 taxa. |
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| Species | FZ divisions | Content |
| albiflora Skan [End] | N | |
| buchneroides (S. Moore) Brenan | C | |
| capitata Benth. | ||
| crassifolia Engl. [NrEnd] | N | |
| cryptocephala (Baker) Philcox var. cryptocephala | N,C | Description, Image |
| eylesii S. Moore | C | Description, Image |
| foliosa Skan | N | |
| geminiflora Philcox | N | |
| hispida Buch.-Ham. ex D. Don | Description, Image | |
| humpatensis Hiern | N | |
| lastii Engl. subsp. lastii | ||
| lastii Engl. subsp. pubiflora Philcox | N | |
| leptostachya Benth. | N | |
| nitida Skan [NrEnd] | N | |
| nuttii Skan | N | Description |
| peduncularis Brenan | N | |
| quadrifaria Baker | N,C | Description, Image |
| randii S. Moore | ||
| rungwensis Engl. [NrEnd] | N | |
| speciosa Skan | ||
| trilobata Skan | N,S |