Prennial, with numerous radiating prostrate well-branched pilose stems up to 6–7·5 dm. long.. Leaves 3-foliolate; leaflets narrowly to broadly elliptic or obovate, up to 16–34 mm. long, 8–14 mm. wide, subglabrous above, usually rather thinly appressed pilose beneath; petiole 12–30(–43) mm. long.. Stipules linear-subulate, 2–4 mm. long.. Racemes subumbelli-form, usually longer than the opposed leaf, 2–6(–12) cm. long, ± 4–8-flowered; bracts linear-subulate, up to 1·5 mm. long; bracteoles inserted at the top of the pedicel, filiform, up to 1·5 mm. long.. Calyx shorter than the keel, 3·5–5·5 mm. long, usually rather sparsely hairy; lobes narrowly deltoid, shorter to a little longer than the tube.. Standard suborbicular, yellow, glabrous outside; wings rather shorter than the keel; keel bent at right-angles in the lower third, with a long tapered untwisted beak, 5·5–7 mm. long.. Pod practically sessile, subglobose to shortly ellipsoid, depressed, 8–11 mm. long, 7–8 mm. across, 5–6 mm. in dorsiventral diameter, thick-walled and tardily dehiscent, with the vein-network markedly raised, rather sparsely pubescent, ± 8–12-seeded.. Mature seeds unknown.
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