Standard elliptic to subcircular, yellow, later lined and flushed orange-red, pubescent outside; wings ± as long as the keel; keel 7–8 mm long, angular, with a narrow twisted beak.
Racemes 3–6(8) cm long, subdensely 8–16-flowered; bracts ± as long as the pedicel, 2.5–3 mm long, linear-lanceolate; bracteoles on the pedicel or calyx, 0.5–2 mm long.
Erect perennial, 0.6–1 m tall, with short ascending branches above; branches slightly ribbed, covered with fine irregularly arranged hairs.
Calyx 4–5 mm long, appressed pubescent; lobes acuminately triangular, 0.8–1.5 times as long as the tube.
Pod shortly stipitate, 7–10 × 4–6 mm, obliquely oblong-obovoid, downy, 6–8-seeded.
Seeds not seen.