Erect or sprawling shrublet, 0.1-0.6(-1.5) m high; sparsely to densely branched. Branches often reddish, puberulous on younger parts. Leaflets needle-like, 1-7 mm long, acute, straight or slightly curved; leaf base sometimes spurred; glabrous or with scattered hairs. Inflorescences with flowers scattered few to several along branches. Flowers small. Calyx: tube short tomentose; lobes triangular to lanceolate, up to 7 mm long, sometimes incurved and beak-like, with distinct midvein. Petals bright yellow or brownish red, dark when dry. Flowering time all year. Pod small, ovate, sparsely tomentose.
Sprawling or erect shrublet to 60 cm. Leaves 3-foliolate, with leaf base tubercle sometimes spurred, leaflets terete, needle-like, rigid, straight or slightly curved, glabrous or sparsely hairy. Flowers solitary, scattered few to several along branches, bright yellow or brownish red, wings glabrous, keel hairy, calyx shortly hairy, lobes triangular to lanceolate, sometimes incurved, subglabrous, sometimes with fleshy ridges.