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Female flowers: pedicels up to 6 mm long, stout; calyx tube c. 1 mm long, calyx lobes 2.5 × 2 mm, otherwise as in the male flowers; petals 6–7 × 2.5–3 mm, oblong-oblanceolate, obtuse, glabrous, yellow-green; disk glands 5, free, 0.5 × 1 mm, flat, quadrate, truncate; staminodes absent; ovary c. 2 × 2 mm, 3-lobed to ellipsoid, smooth, glabrous; styles 1.5–2 mm long,free, suberect, stigmas bifid, capitate, smooth.
Leaf blades up to 15 × 17 cm, 5-lobed, wide-cordate at the base, membranous, densely tomentose on both surfaces at first, later evenly pubescent; the median lobe up to 8 × 3.5 cm, the laterals slightly smaller, all lobes elliptic-lanceolate, acutely acuminate, entire, with rounded sinuses between the lobes; nerves 5(7) from the base, lateral nerves in up to 18 pairs per lobe.
Inflorescences up to 22 × 15 cm, paniculate; scape up to 15 cm long; bracts up to 7 mm long, triangular-lanceolate, acute, entire, with or without a pair of lateral linear lobes at the base.
An erect scapose perennial herb up to 36 cm tall; leafy stems and flowering scapes usually arising separately from a stout woody rootstock.
Fruits c. 1.3–1.5 × 1.5 cm, 3-lobed to subglobose, shallowly tuberculate-rugulose.
Stems and scapes pubescent or glabrous.
Stipules 1–2 mm long, setaceous.
Petioles up to 7.5 cm long.
Mature seeds not seen.
