Plants 1–2 m; herbage sparsely to densely, sometimes velvety tawny, stellate-hairy, glandular. Leaf blades ovate to subspheric, unlobed or acutely 3-lobed, 5–10(–30) cm, base closed-cordate. Inflorescences terminal, usually open panicles or cymes, individual units 2+-flowered, sometimes solitary flowers. Flowers: calyx campanulate, smooth or ribbed, (7–)8–13.5 mm, subequal or slightly exceeding fruits, lobes ovate to triangular, (3–)4–6.5 × (3–)4–5.5 mm; corolla orange-yellow, (12–)15–25 mm; staminal column 10 mm, including filaments. Mericarps moderately dorsolaterally constricted, 7–9 mm including dorso-apical apiculus or spine to 1.5(–2) mm, stellate-and glandular-hairy, endoglossum absent. Seeds reddish brown to blackish, 2.3–3 mm. 2n = 16.
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