Blennosperma nanum

Proximal leaves mostly 3-6+ cm, usually 5-15-lobed. Involucres 5-6+ mm. Ray florets: corollas (sometimes 0) usually yellow, rarely white, often purplish abaxially, 3-7 mm; stigmas yellow. Disc florets 20-100+. Cypselae 2.5-4.5 mm, sometimes epapillate. 2n = 14.