Tree to 8 m tall or mallee, rarely a shrub; bark smooth, whitish and grey. Juvenile leaves petiolate, alternate, ovate to orbicular, to 10 cm long, 4 cm wide, scabrid, dull, green; adult leaves shortly petiolate, alternate, elliptic, 4–9 cm long, 1–3 cm wide, mucronate, slightly glossy, green; reticulation moderate with scattered intersectional oil glands. Inflorescences axillary, unbranched; peduncles strap-like, to 7 cm long, 7–20-flowered; buds sessile, hypanthia fused, scar present; operculum horn-shaped, to 5.5 cm long, 2 cm diam. (at base); stamens erect; anthers versatile, dorsifixed, narrowly oblong; ovules usually in 8 vertical rows; flowers yellow-green. Fruit sessile, fused, disc ascending, valves 3, strongly exserted; infructescence to 9 cm diam. (including valves); seeds blackish brown, flattened-ovoid to cuboid, shallowly reticulate, hilum ventral to terminal. Flowers Aug.–Nov.
Wim, VVP, VRiv, GipP, OtP. Native to Western Australia. Widely cultivated as an ornamental, sometimes spreading from planted trees in Victoria. .
