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 Zambia: 40 taxa. |
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| Species | FZ divisions | Content |
| arenicola R. E. Fries [End] [DD] | N | |
| attenuata Skan | N,W,C | |
| bangweolensis R.E. Fr. | ||
| buchneroides (S. Moore) Brenan | N,C | |
| candida S. Moore | ||
| capitata Benth. | ||
| chisumpae Philcox [End] [VU] | N | |
| ciliolata Engl. | N,S | |
| crassifolia Engl. [NrEnd] [DD] | N | |
| cryptocephala (Baker) Philcox var. cryptocephala | N,W,C,E | Description, Image |
| cryptocephala (Baker) Philcox var. mwinilungensis Philcox [VU] | W | |
| descampsii De Wild. & Ledoux | W | |
| ebracteolata Philcox [End] [VU] | N | |
| foliosa Skan | N,W,C | |
| geminiflora Philcox | S | |
| henriquesii Engl. | ||
| hispida Buch.-Ham. ex D. Don | B,W,C,E,S | Description, Image |
| hockii De Wild. | W,S | |
| humpatensis Hiern | B,N,W,S | |
| lastii Engl. subsp. lastii | ||
| lastii Engl. subsp. pubiflora Philcox | N | |
| laxiflora Philcox [End] [LR-lc] | N,W | |
| leptostachya Benth. | C | |
| lippioides Vatke ex Engl. | N,S | |
| longispicata Schinz | Description, Image | |
| multicaulis Engl. | E | |
| nervosa Philcox [End] [VU] | N | |
| nigricans (Benth.) Skan | N | |
| nitida Skan [NrEnd] [DD] | N | |
| nuttii Skan | N,C,S | Description |
| peduncularis Brenan | N,W,C,E | |
| prorepens Eckl. & Gilg [NrEnd] | B,N,W,C,S | Description, Image |
| pulcherrima R. E. Fries [End] [DD] | N | |
| quadrifaria Baker | N,E | Description, Image |
| randii S. Moore | ||
| ruwenzoriensis Skan | N,W | |
| speciosa Skan | ||
| splendens Engl. | N | |
| trilobata Skan [LR-lc] | N,W | |
| welwitschii Engl. | W,C |