A large gum tree. It grows 8-30 m high. It spreads 6-20 m wide. The bark is smooth. The trunk is less than 1 m across. The bark is white with mottled patches of darker old bark. The bark is not powdery. The leaves are dull bluish-green. The flowers are white or creamy with many stamens. The fruit are pear shaped or cylinder shaped. The buds have long pointed caps.