Cyathia 2.5 × 2.5–4 mm, with funnel-shaped involucres; glands c. 0.75 × 2 mm, elliptic, touching, greenish-yellow; lobes 0.75 × 0.75 mm, ± fan-shaped, shortly bilobed.
Branches 4-angled, c. 10 mm in diameter, usually tapered towards the base to 5–6 mm in diameter; angles sinuate with tubercles c. 15 mm apart along the margins.
Cymes solitary, simple, subsessile; peduncle and cyme branches to 1 mm long, purplish; bracts c. 1 × 1.5 mm, subquadrate, rose-coloured.
Male flowers 10–15: bracteoles 2.5 mm long, filiform; stamens c. 3 mm long, anthers pinkish.
Female flower: styles c. 2 mm long, shortly united, spreading, recurved, apices thickened.
Spiny succulent subshrub to 1 m high, branched from the base, sparingly rebranched above.
Capsule c. 2.75 × 3.5 mm, very obtusely lobed, eventually bright red; pedicel 1 mm long.
Seed 1.75 × 1.5 mm, broadly ellipsoid, verrucose, orange-brown with scattered markings.
Leaves c. 1 × 1.25 mm, deltate, deciduous.