Annual, biennial or perennial, often prostrate, herbs. Stipules of numerous hairs, rarely membranous or 0 [in ours?]. Leaves opposite or alternate, glabrous, fleshy. Flowers sessile or clustered at branch apices and surrounded by a group of leaves. Sepals 2, unequal, the larger enfolding the smaller. Petals 4-5(-6), shed quickly. Stamens 4-c.100. Ovary semi-inferior. Style simple with 2-several stigmas. Capsule dehiscing transversely. Worldwide: 40 species in tropical and warm regions Botswana: 6 taxa. |
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| Species | FZ divisions | Content |
| hereroensis Schinz | N,SE | Description, Image |
| kermesina N.E. Br. | N,SW,SE | Description, Image |
| oleracea L. | N | Description, Image |
| pilosa L. | ||
| quadrifida L. | N,SE | Description, Image |
| rhodesiana R.A. Dyer & E.A. Bruce | Description, Image |