Plants subappressed white hairy or in inflorescence also with a few black hairs. Stems prostrate, 40-60 cm, sparsely to loosely covered with hairs up to 0.15 mm and also with much shorter, minute, nearly globose hairs. Leaves 2-4.5 cm; stipules 1.5-3 mm, subglabrous; petiole short, rachis hairy like stem; leaflets in 3 or 4 pairs, 6-11 × 3-5.5 mm, abaxially loosely covered with hairs 0.3-0.5 mm, adaxially glabrous. Racemes loosely 2-4-flowered; peduncle 2.5-3.5 cm, hairy like stem; bracts 2-3 mm, white hairy. Bracteoles not always present, 1-2 mm. Calyx 6.5-7 mm, loosely covered with appressed white hairs up to 0.5 mm and with fewer and shorter black hairs; teeth 2.5-3 mm. Petals pale blue; standard widely obovate to suborbicular, ca. 12 × 7.5-8 mm; wings ca. 11 mm; keel ca. 12 mm. Legumes with a stipe ca. 3 mm, 25-28 mm, 2.5-3 mm high and 7-8 mm wide, very shortly acuminate, 1-locular, sparsely to loosely covered with subappressed white hairs 0.1-0.25 mm.
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