Erect herbs to c. 0.5 m high, often leafier in lower 1/3. Roots unknown. Stems sparsely to moderately appressed-cottony, becoming glabrous. Leaves 5–12 cm long, with l:w ratio c. 4–10, undivided or coarsely dentate to deeply lobate, with 3–5 triangular or oblong teeth per side; base becoming mildly auriculate above mid-stem; both surfaces ± glabrous or minutely hispid and/or slightly cobwebby; lower surface generally not purple. Capitula several–numerous per stem; calycular bracteoles 6–8, (2–) 3–5 mm long; peduncle and calyculus commonly slightly cobwebby at anthesis; involucre 5–7 mm long, 1.8–2 mm diam.; bracts mostly 12–14, glabrous or nearly so. Florets 30–45. Achenes obloid-ellipsoid, 2–2.2 mm long, red-brown, glabrous, or with papillose hairs in lines; l:w ratio of hairs c. 3. Pappus 5–6 mm long.
Home