Perennial, scabrid herbs
(in ours). Leaves opposite, rarely ternate, simple, sessile. Capitula hemispheric, in few-flowered cymes, radiate, heterogamous. Phyllaries 2-seriate, the outer
foliaceous, the inner merging in to the receptacular scales. Ray florets female, fertile; rays golden-yellow, 3-dentate;
disk florets bisexual, fertile. Receptacular scales obovate. Achenes ± tetragonous. Pappus 0. Worldwide: 6 species in warm areas of Africa Mozambique: 1 taxon. |
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