Tree to 40 m tall; bark rough over whole trunk and main branches, finely fibrous, flaky and grey, becoming tessellated. Juvenile leaves petiolate, opposite for a few pairs then alternate, ovate or cordate, to 15 cm long, 9.5 cm wide, discolorous, green; adult leaves petiolate, alternate, lanceolate, 9–18 cm long, 1.5–3 cm wide, discolorous to concolorous, glossy, green; reticulation dense, with few intersectional oil glands. Inflorescences axillary, unbranched; peduncles flattened, to 3 cm long, 7-flowered; buds sessile, rarely shortly pedicellate, mushroom-shaped, to 2.4 cm long, 1.2 cm diam., scar present; operculum hemispherical, distinctly wider than hypanthium; stamens irregularly flexed; anthers versatile, dorsifixed, oblong; ovules in 4 vertical rows; flowers white. Fruit sessile, campanulate to obconical, to 1.9 cm long, 1.8 cm diam., sometimes faintly ribbed; disc slightly raised to slightly descending; valves usually 4, rim level to slightly exserted; seed blackish to grey-brown, saucer-shaped to flattened-ovoid, sometimes flanged, hilum ventral. Flowers Jan.–Apr.
MuM, VVP, MSB, GipP, OtP, WaP. Native to south-western Western Australia. Recorded as sparingly established near Jan Juc.