Immature fruit elliptic, slightly dorsiventrally compressed, densely covered with vesicular hairs, perhaps ± glabrous in some very immature specimens; Stylopodium conical; styles relatively long and divergent.
Leaves glabrous, mostly basal on long petioles up to 20 cm. long, 3-pinnatisect to finely divided, the ultimate segments up to 4×1·5 mm., oblong-lanceolate, with a characteristic shortly mucronate apex.
Stem leaves few and much reduced, on the inflorescence only present as sheathing bases with small appendages.
Calyx teeth well developed, narrowly triangular; petals white to deep purple.
Rootstock woody, stem terete with regular, rather coarse grooves.
Robust biennial or perennial herb up to 1 m.
Mature fruit not known.