Racemes mostly 10–30(40) cm long, laxly or sublaxly 16–30(50)-flowered, lateral ones sometimes shorter; buds becoming reflexed, then spreading; bracts 1.5–2.5 mm long, linear-subulate; bracteoles on the calyx, 0.5–1.5 mm long.
Standard broadly elliptic to oblate, yellow, finely lined reddish-brown, pubescent outside; wings nearly as long as the keel; keel 7.5–11 mm long, angular, with a narrow twisted beak, lanate along upper suture.
Leaves 3-foliolate; leaflets 1.5–7 × 0.4–3 cm, elliptic-oblong to ovate-oblong, appressed pubescent beneath; petiole 1–4.5 cm long; stipules 1.5–4 mm long, linear-caudate.
Annual, erect and spreading, (0.1)0.3–1.2 m tall; branches subappressed pubescent.
Pod shortly stipitate, 8–12 × 5–6 mm, oblong-obovoid, pubescent, 6–8-seeded.
Seeds c. 4 × 3.5 mm, oblique-cordiform, smooth, brown.