Erect, glaucous suffrutex, up to 0.8 m in height. Leaves simple, acicular, articulated near the middle; leaf density 3-6 per 10 mm length of stem. Inflorescences terminal, 220-280 mm long; rachis furrowed; flowers numerous, relatively dense (5-7 per 10 mm length of rachis), intermediate in size (8-11 mm long); pedicel 2-3 mm long; bract narrowly lanceolate, acuminate, 4-6 mm long; bracteoles narrowly triangular to lanceolate, acuminate, up to 2 mm long. Calyx 3.5-5.5 mm long, tube 2.5-3.0 mm long, lobes 1.5-2.5 mm long; subequally lobed but the upper lateral sinuses much wider than the medial sinus and lower lateral sinuses; lobes deltoid, tips minutely pubescent inside. Standard ovate to orbicular, 10-13 x 6.5-7.5 mm; apex obtuse; claw 2.0-2.5 mm long. Wings oblong, longer than the keel, 9-11 x 3.5-4.0 mm, with 14-18 rows of sculpturing; apex obtuse; claws ±3 mm long. Keel rostrate, 8-9 x ±4 mm, usually without pockets; claws 3.0-3.5 mm long. Pistil short-stipitate; ovary 8-10 x 0.7-0.9 mm long, oblong; ovules few (6-10); style 3-5 mm long, curved upwards. Pods ovoid, up to 13 x 5 mm; indehiscent; terete; fruit wall thick, spongy. Seeds reniform-orbicular, 3.0 x 2.2 mm, indistinctly rugose, pale brown, mottled dark brown to black; hilum dark brown.
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Erect shrublet to 80 cm. Leaves simple, terete, articulated near centre. Flowers yellow, wings longer than keel. Pods ovoid, up to 13 x 5 mm, indehiscent, spongy.