Perennial herb, to 0.5 m tall. Stems weakly woody, simple or branching near the base, often decumbent at the base and rooting there, tomentose, glabrescent. Leaves: upper leaves deltoid reniform to reniform in outline, rarely pinnatifid; lamina 8-26 x 10-33, lower leaves reniform; lamina 9-65 x 12-41 mm, cobwebby and glabrescent above, tomentose below; apex acute; margin dentate; base truncate to deeply cordate; petiole 5-30 mm long, tomentose, especially on younger leaves; usually exauriculate, rarely with small persistent auricles. Capitula heterogamous, radiate, solitary, occasionally paired (rarely in 3's) arranged in open corymbs; peduncles (24-)35-130 mm long, thinly tomentose, with conspicuously large bracts subtending peduncle (7-20 mm long). Involucre sparsely calyculate; phyllaries 12 or 13, rarely 8 or 10, 5-8 mm long, tomentose, rarely glabrescent near the tips; margins scarious. Ray florets (8-11)12-13(-20, rarely as many as 28), 10-14 mm long; limb 6-11 mm long, 4-8(-12)-veined. Disc florets (60-)80-90; corolla 6.0-7.5 mm long. Cypselae obovate, compressed, margined to narrow-winged, brown, 2-3 mm long, glabrous. Pappus to base of disc floret corolla lobes.
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Perennial herb, up to 0.5 m high. Leaves deltoid-reniform to reniform in outline, 5-7-lobed, rarely pinnatifid; cobwebby and glabrescent above, tomentose below; usually exauriculate. Capitula solitary, occasionally paired; peduncles 35-130 mm long, thinly tomentose, with large bracts subtending peduncle; involucral bracts 12 or 13, tomentose. Ray florets (8-)11-13(-28). Disc florets 60-90. Flowering time Feb.-June. Cypselae margined to narrow-winged, brown, glabrous.