Perennials, 30–80 cm. Internodes (± mid stem) 25–50 mm. Leaves: petioles 0–1 mm (or 5–25+ mm, winged, and scarcely distinct from blades); blades not 3-foliolate, most with 3(–5+), ± oblong to linear lobes (5–)15–40+ × 2–3(–7+) mm (sometimes some leaves not lobed). Peduncles 1–4+ cm. Calyculi of 9–12+ oblong to lanceolate bractlets 3–9+ mm. Phyllaries 8, ± oblong to nearly orbiculate, 6–10 mm. Ray laminae 15–25+ mm. Disc florets 60–80+; corollas yellow (sometimes drying blackish), 5–6.5 mm. Cypselae oblong, 5–6 mm. 2n = 26.

Flowering Jun–Aug. Prairies, open woods; 100–300 m; Ark., Ill., Ind., Iowa, Kans., La., Mich., Minn., Mo., Nebr., Okla., S.Dak., Wis.