Annual or perennial herbs. Leaves
alternate. Capitula solitary, heterogamous;
florets tubular; outer neuter; inner bisexual.
Phyllaries many-seriate, imbricate, with a pectinate
or spiny, apical appendage. Receptacle densely setose; setae
twisted. Achenes ± laterally flattened, glabrous when
mature. Pappus many-seriate, of persistent, unequal,
barbellate, scale-like setae.
Worldwide: c. 500 species, Europe, Mediterranean, Near East and Eurasia with a few species in tropical Africa, N. America and Australia
Zimbabwe: 2 taxa.
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