Leaves densely congested or laxer, 8–18-foliolate; leaflets 3–9(11) × 0.7–2.5 mm, narrowly oblong-falcate, always characteristically and distinctly curved at the apex, acute at the apex, cuneate or oblique at the base, quite glabrous or ciliate, sometimes minutely ciliate-denticulate, otherwise glabrous save for bristles on the submarginal main nerve; basal nerves 4–5; petiole and rhachis together typically very short, 3–15(23) mm long; petiolules minute; stipules 3–7 × 1–2.5 mm, triangular-lanceolate, acute, scarious, ciliate, persistent.
Inflorescences axillary, dense, few-to several-flowered, 1.5–3.5 cm long, subsessile; pedicels 2–7 mm long; rhachis of inflorescence with long golden bristly hairs 1–2 mm long; bracts 5–7 × (2.5)4–5 mm, ovate, with long golden bristly hairs on the margins; bracteoles 2–6 × 1–1.5 mm, ovate to lanceolate, with long hairs chiefly on the margins.
Calyx pubescent and ciliate with golden hairs, 5–12 mm long, 2-lipped; lips oblong, upper shortly to deeply emarginate or divided into diverging lobes, the lower divided for two-thirds of its length into 3 oblong-rounded or lanceolate acute lobes.
Standard pale to golden-yellow or whitish, 9–12(16) × 7–8(11.5) mm, elliptic to rounded or obovate-oblong, glabrous; wings golden-yellow; keel greenish.
Stems pubescent and with longer whitish or golden bristly tubercular-based hairs, sometimes also covered with persistent stipules.
Fruit of 1–3 articles, each article straight above, strongly curved beneath, 3.2 × 2.8 mm, pilose.
Seeds greenish to dark reddish-brown, 1.8–2.5 × 1.2–2 × 0.5–1 mm, oblong or reniform.
Erect much branched somewhat aromatic sticky shrub 0.2–3.6 (4.5) m tall.