Erect shrub 0.7–1.5 m high; young stems terete, yellowish becoming white to grey, tomentose with very dense, spreading, equally biramous (stalked) hairs. Leaves unifoliolate; stipules linear to subulate, 3.5–5 mm long, pubescent, not persistent; petiole 2.5–6.5 mm long; multicellular hairs at point of articulation sparse, conspicuous or inconspicuous, red to brown, pointed linear. Leaflet with inconspicuous to conspicuous setaceous stipellae 1–2.5 mm long; petiolule 1.5–3.5 mm long; lamina broadly elliptic, 10–27 mm long, 8–18 mm wide; upper and lower surface grey to white with dense, spreading hairs; apex obtuse with small, dark mucro; veins not prominent above, laterals prominent below. Inflorescences 20–45 (–55) mm long, shorter than to longer than leaves; peduncle 4–10 mm long; bracts ovate and subulate, 2.5–3.6 mm long; flowers deep pink to dark purple-red, pedicel c. 1 mm long. Calyx 3–3.8 mm long, with subequal lobes equal to or longer than the length of the tube, 1.4–2.3 mm long and dense, white or grey to brown, spreading hairs. Standard obovate, 3.3–4 mm high, 3–4.5 mm wide; hairs dense, hyaline or brown; apex obtuse with small apiculum. Wing oblong, 1.7–4.1 mm long, 0.6–1.1 mm wide. Keel 3–4 mm long, c. 1 mm deep; lateral pockets c. 0.5 mm long; apex rounded; hairs dense, white or brown, along the bottom. Stamens colourless or pigmented at the distal end; tube 2.0–3.5 mm long. Ovary densely hairy, 2–2.5 mm long. Pods descending, terete, 13–18 mm long, 2.5–3.5 mm deep, yellowish to white, pubescent; hairs dense, spreading; apex shortly pointed; endocarp spotted (confined to pithy partitions); seeds cuboid, 3–6 (–7) per fruit.
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