Pod 1.5–2 cm long, shortly subcylindrical, slightly broadened upwards, abruptly rounded to the narrow 2–3 mm long stipe at the base, appressed puberulous, mottled before maturity, c. 16-seeded.
Erect annual with long spreading and ascending branches from the base upwards, up to 50 cm tall; branches well spaced above, sparsely appressed puberulous, glabrescent.
Leaves 1-foliolate; leaflets 35–80 × 2–8 mm, linear-lanceolate, appressed puberulous beneath; petioles mostly 6–12 mm long; stipules 1–2 mm long, subulate.
Calyx c. 5 mm long, appressed puberulous; lobes narrowly attenuate-triangular, nearly twice as long as the tube.
Seeds c. 3–3.5 mm long, rather narrowly oblique-cordiform, rugose particularly peripherally.
Racemes laxly few-flowered; bracts 1–2 mm long, linear; bracteoles on the pedicel, similar.