Plants 50–100 cm. Stems erect, usually branched distally. Cauline leaves: blades ovate-lanceolate to deltate, (8–)10–15(–20) cm, bases truncate to subcordate, margins entire or finely dentate or serrulate, faces tomentulose to pilosulous (and gland-dotted). Heads held beyond leaves. Involucres hemispheric, 25–40 mm diam. Outer phyllaries lanceolate, 20–30 mm (equaling or surpassing discs, tips often spreading to squarrose). Ray florets 10–14(–23), laminae (30–)50–60 mm. Cypselae 8–12 mm, usually glabrous, sometimes distally strigillose; pappi coroniform (lacerate, projected into scales on angles), (0.5–)1–2(–3) mm. 2n = 38.
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