Robust biennial or perennial herb up to 2 m., with a long, narrow taproot. Stem more or less unbranched, stiff, terete, finely grooved. Basal leaves up to 15 × 12 cm., on long petioles up to 30 cm., usually more or less coriaceous, cordate to suborbicular, with a deep basal sinus, apex rounded to acute, margins crenate to denticulate, inferior surface with scattered hairs especially on the veins. Stem leaves with long petioles up to 20 cm., but often much shorter, oblong to lanceolate, apex acute to rounded, base deeply cordate to rounded, margins denticulate. Upper leaves much reduced, the uppermost to sheathing bases only, sometimes with a small terminal appendage. Umbels terminal and lateral, often dense and compact, especially when immature. Rays up to 30, 1–3 cm. long, robust and densely hirsute, particularly in flower and young fruiting stages; bracts and bracteoles 0. Partial umbels with 30–40 flowers on robust, densely hirsute pedicels. Petals cream, with long inflexed apices. Fruit ovoid, very densely covered with long hairs which obscure the ribs. Stylopodium depressed; styles 2 mm. long, divergent, stigmatic surfaces clubbed. Carpophore deeply 2-cleft; vittae 2 in the intervals and 4–6 in the commissural face.