Shrub usually 1–5 m high. Stems hairy near inflorescence. Leaves opposite, shortly petiolate, narrowly elliptic or nearly so to almost linear, glabrous and medium to dark green on adaxial surface, hairy and paler abaxially; lamina 6–43 mm long, 1.5–9 mm wide. Inflorescence terminal, compact, many-flowered; involucral bracts ususually 2, petiolate, leaf-like but smaller, deciduous. Flowers densely hairy outside, glabrous inside, white to pale yellow; pedicel densely hairy. Male flowers: hypanthium 2–4 mm long; sepals 1.2–2 mm long. Female flowers: hypanthium 1.5–2 mm long, style-portion 0.2–0.3 mm long, circumscissile above ovary; sepals 0.6–1.2 mm long; ovary distally hairy. Fruit succulent, enclosed.
Recorded on the mainland from protected areas on coastal dunes and also from Eucalypus diversicolor forest further inland, usually associated with watercourses or ephemeral lakes. Recorded from limestone cliffs in the Archipelago of the Recherche.