Cryptocarya corrugata, commonly known as corduroy laurel, oak walnut, acidwood or bull's breath, is a species of flowering plant in the laurel family and is endemic to north Queensland. It is a tree with egg-shaped to elliptic leaves, the flowers creamy-green, slightly perfumed and tube-shaped, and the fruit a spherical black to bluish-black drupe.
Cryptocarya corrugata is a tree that typically grows to a height of, its stems sometimes buttressed, and its twigs more or less fluted and densely covered with twisted brown hairs. Its leaves are egg-shaped to elliptic, long and wide on a petiole long. The flowers are arranged in panicles usually shorter than the leaves, greenish-cream and more or less perfumed, the perianth tube long and wide. The tepals are long and wide. The outer anthers are long and wide, the inner anthers long and wide and hairy. Flowering occurs from November to January, and the fruit is a black to bluish-black drupe long and wide.
Cryptocarya corrugata was first described in 1926 by Cyril Tenison White and William Douglas Francis in the Proceedings of the Royal Society of Queensland from specimens collected by Francis in the Eungella Range in 1922.
Corduroy laurel grows in mountain rainforests at altitudes from from Cooktown to Eungella in north-east and central-eastern Queensland.
The fruit is eaten by cassowaries and fruit pigeons.