Perennial herbs (ours), subshrubs or shrubs. Leaves alternate, ± spiny (only weakly so in zeyheri). Capitula heterogamous and radiate (in ours) or homogamous and discoid. Phyllaries in several series, connate at the base only, always spiny, but spines may be slender and
bristle-like (zeyheri). Ray florets yellow. Pappus scales in 1 or 2 series or arranged irregularly. Worldwide: 75 species in tropical and South Africa Botswana: 2 taxa. |
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