Racemes 4–10 cm long, lax, but most of the flowers in axillary clusters well down the stem; bracts of terminal racemes 2–2.5 mm long, a little shorter than the pedicel, linear-lanceolate; bracteoles on the pedicel, setaceous.
Standard elliptic, yellow lined red, medially pubescent outside; wings shorter than the keel; keel 9–11 mm long, angular, with a narrow twisted beak, slightly hooked at the tip.
Calyx 4–5 mm long, densely subappressed to spreading pubescent; upper lobes attenuate-triangular, 2–3 times as long as the tube.
Annual, erect to 1 m, ultimately shortly branched above; stem densely silky pubescent.
Pod sessile, 4–5 mm long, ovoid-globose, pubescent, 1–2-seeded.
Seeds 2 mm long, rounded-cordiform, smooth, with a small aril.