Narrow columnar juvenile form with slender interlacing branchlets, changing to an adult form with spreading crown. Flowers often single, white mildly fragrant, through summer and early autumn. Lowland forests south from Taranaki & Hawkes Bay.

Broadly conical, evergreen. Sweetly scented abundant white flowers in March. Good screening tree.

NW Argentina to Bolivia in humid forests. Very similar in appearance to the Black walnut of the USA, and may have been moved by migrating indigenous people as a food and trade item along the mountains over a very long period. Suited to the mild parts of NZ.

E USA. Broadly spreading, deciduous. Best in sheltered fertile site. Rough green fruit husk and rough thick shelled nut. Grown primarily for timber; very durable, rich dark brown, used for cabinets, gunstocks and boat building.