Shrubs, to 2 m tall, hermaphroditic. Branches with short conic prickles. Leaves palmately compound, with 3(-5) leaflets; petiole 8-13 cm; petiolules very short or leaflets subsessile; leaflets obovate-oblong, 10-18 × 4-8 cm, lateral ones asymmetric, papery, both surfaces glabrous, base attenuate to cuneate, margin setose-serrulate, apex acute or acuminate. Inflorescence terminal, erect, unarmed, bristly and ferruginous tomentose or nearly glabrous; primary axis 2-4 cm, with 2 or 3 umbels; peduncles 1-4 cm; umbels 1.5-2.5 cm in diam. at anthesis; pedicels 1-1.5 cm, slender. Ovary 2-carpellate; styles columnar, ca. 2 mm. Fruit not seen. Fl. Oct.
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