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Leaflets 3, sometimes pale beneath, 1.9–14.5 × 1.5–13.6 cm, ovate to oblate-rhombic, the laterals usually oblique, acute to acuminate, rounded, truncate or slightly subcordate at the base, pubescent to velvety on both surfaces, densely covered with yellow or red gland dots beneath; petiole 1.5–14 cm long; rhachis 0.5–3 cm long; petiolules 1.5–5 mm long; stipules brown and scarious, 7–18 × 3.5–9 mm, ovate or triangular, veined, pubescent to bristly and often gland-dotted.
Standard cream-coloured to orange with deep red or brown veining outside and often a central purplish mark inside, 14–25 × 8–15 mm, elliptic or obovate, densely covered with long appressed glandular hairs mixed with finer pubescence; wings yellow; keel pale yellow or white tinged green or flowers entirely purplish.
Calyx pubescent and usually with long tubercular based glandular yellow hairs; tube 3.5–5 mm long; lobes 3.5–9 mm long, lanceolate or triangular, the lowest usually the longest, the upper pair joined for ± one half to two-thirds of their length.
Pods 3–4 × 0.9–1.3 cm, elliptic-oblong to oblong-oblanceolate, aristate, sometimes considerably inflated, mostly narrowed to the base, usually constricted between the seeds, puberulous or velvety to densely long-hairy, rarely glabrescent.
Inflorescences axillary; rhachis 7–23 cm long; peduncle 2–14 cm long; pedicels 1–4 mm long; bracts deciduous, 7–15 × 3–5.5 mm, ovate to lanceolate, usually aristate, pubescent or pilose.
Stems slender to thick and woody, covered with long sticky yellow bristly often tubercular based hairs and also shorter pubescence and small glands.
Usually robust sticky climber, often forming a dense tangle several metres long, or erect subshrub 0.3–1 m tall.
Seeds dark blackish-or reddish-brown, 4.5–6 × 3.5–5 × 2–3.5 mm, oblong-or rounded-reniform.
