Shrubs, to ca. 2 m tall. Branches prickly, densely ferruginous tomentose when young, glabrescent. Leaves palmately compound, with (4 or)5 leaflets; petiole 9-25 cm, slender, ferruginous tomentose when young; leaflets sessile or petiolules less than 1 cm; leaflets narrowly lanceolate, 13-24 × 1.5-2.5 cm, lateral ones usually slightly asymmetric, papery, abaxially sparsely ferruginous stellate tomentose, adaxially glabrous, secondary veins 12-21 pairs, base cuneate, margin serrulate, apex long acuminate. Inflorescence pseudo-lateral, a raceme of 3 or 4 umbels, ferruginous tomentose and sparsely prickly; primary axis ca. 8 cm; peduncles 1.5-2 cm; umbels ca. 2 cm in diam.; pedicels ca. 7 mm, ferruginous tomentose when young. Ovary 2-carpellate. Fruit unknown. Fl. Nov.
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