Perennial herb 0.3–0.45 (–1.0) m high; stems sprawling or prostrate, sometimes rooting at nodes. Leaves with petiole 2–5 mm long; lamina 25–55 mm long, 10–35 mm wide, coarsely serrate with 2 basal teeth often larger and shortly lobe-like, acute, discolorous, moderately appressed-pilose. Capitula on peduncles 1.5–8.0 cm long; outer involucral bracts 10–11 mm long, subacute, longer than inner bracts and disc florets, softly pilose dorsally or sometimes only at tip; inner bracts 7 mm long; outer paleae (ray florets) lanceolate, inner paleae (disc florets) linear, all 8–9 mm long in flower, green. Ray florets 5–12; ligule (4–) 7–9 mm long. Disc florets (8–) 10–12 (–15). Achenes ovoid, 4.0–4.5 mm long, smooth, brown to grey. Pappus absent or a short cup with 3 small teeth.
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