Erect herbs to 1.0 m high, usually distinctly leafier in lower 1/3 at anthesis. Taproot inconspicuous; secondary roots fleshy. Stems sparsely appressed-cottony or glabrous. Leaves 6–12 cm long, with l:w ratio c. 7–20, undivided or coarsely dentate to lobate, with 4–8 triangular projections per side; base without auricles; margin with well-spaced teeth; upper surface ± glabrous or sparsely appressed-cottony; lower surface ± glabrous, not purple. Capitula several per stem; calycular bracteoles 6–8, 2–3 mm long; peduncle and calyculus cobwebby at anthesis; involucre cylindric, 5–6.5 mm long, 2–2.5 mm diam.; bracts mostly 11–14, usually recurved apically, glabrous or slightly cobwebby basally. Florets 25–50, sometimes all bisexual. Achenes narrowly obloid, 2.5–3 mm long, light or dark brown, glabrous or with papillose hairs scattered in lines; l:w ratio of hairs c. 2–3. Pappus 5–6 mm long.
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