Erect branching annual up to 1 m. tall, pubescent in all its parts, the hairs on fruit, calyx and bracts often yellowish-brown, those elsewhere white.. Leaves usually dimorphic, the upper 1–3-foliolate, the lower up to 11-foliolate, rarely all 1-foliolate; stipules subulate, 1–3 mm. long, often reflexed; rhachis prolonged beyond lateral leaflets, up to 3 cm. long including a petiole of up to 6 mm.; leaflets elliptic-oblanceolate or cuneate, up to 12 mm. long and 6 mm. wide.. Inflorescences terminal racemes, sometimes condensed and subcapitate, the bracts leafy and passing gradually into the 1-foliolate leaves below; pedicels stiffly erect, up to 7 mm. long, jointed 1 mm. below the calyx, with a slender bracteole at the joint.. Calyx brownish, cleft to the base; lobes lanceolate, fimbriate, ± 3 mm. long in flower, 5 mm. in fruit.. Standard and keel ± 2.5 mm. long, strigose outside.. Stamens all fertile, ± 2.5 mm. long.. Fruit ± 4 mm. long, 1.3 mm. wide, 1 mm. thick, pubescent, 2(rarely 1)-seeded; endocarp slightly spotted.
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Varies considerably, especially in the extent to which the leaves are divided.
An erect, stiff, grey-pubescent softly woody undershrub up to 5 ft. high
Laterite, edge of bowé; sands; fallowland; sandy hollows; sommetimes ruderal; savannahs; old cultivations (sometimes invasive); road sides; dry thickets; at elevations from 100-1,780 metres.
Can be grown by seedlings. Seeds needs soaking.
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