Annual or perennial herbs or shrubs, usually glabrous or nearly so. Leaves usually alternate and fleshy, entire, narrow, cylindric or somewhat flattened. Flowers axillary or sometimes adnate to the subtending leaf, solitary or more usually clustered, subtended by small scarious bracteoles. Perianth 5-lobed or-partite, sometimes thickened or inflated in fruit but not winged. Ovary sessile on a broad base, or partly adnate to the calyx. Seeds vertically or laterally compressed, testa normally thin, hard and glossy; embryo spiral. Botswana: 4 taxa. |
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