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Genus :


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Species of this Genus


Annual or perennial, creeping, prostrate or decumbent herbs. Leaves alternate, pinnatifid or pinnatisect, toothed to entire. Capitula small, heterogamous, solitary, terminal and axillary, involucre hemispherical to campanulate. Bracts 2-seriate, herbaceous, with scarious margin, receptacle conical, flat or concave. Marginal florets female, 1-2 or many-seriate. Corolla of marginal florets shortly conical, filiform or absent, that of hermaphrodite florets tubular, sometimes with 2 wings, limb 4-fid. Cypsela of marginal ones stipitate, 2-ribbed or winged or wingless, pappus absent.