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See list of 2 species in this genus
  • 1a. Leaf blades usually entire or spinose-toothed; stems ± glabrous; pappus absent, or rarely present on cypselas from near middle of capitulum and then consisting of short, narrow scales; corollas orange, orange-red, or yellow
  • 1b. Leaf blades usually pinnately lobed and spinose-toothed; stems white-tomentose; pappus present, of narrow, ciliate scales; corollas yellow (rarely white)

 Show photos of:   Each photo represents one species in this genus.