Kingdom: Plantae
(unranked): Angiosperms
(unranked): Eudicots
(unranked): Asterids
Order: Apiales
Family: Araliaceae
Subfamily: Aralioideae
Genus: Pseudopanax
Species: P. chathamicus
Binominal name: Pseudopanax chathamicus
Synonym: Pseudopanax chathamicum
Common name: Chatham Island Lancewood, Horo

Pseudopanax chathamicus is a small tree that is endemic to the Chatham Islands where it grows in moist soil in the coastal forests between Coprosma robusta and Myrsine chathamica.
It can grow 7 m or taller and it has a smooth trunk >30 cm in diameter. A juvenile tree is first unbranched but it changes with age into a branched adult.

For a more detailed description visit: http://www.nzpcn.org.nz/flora_details.aspx?ID=646  

Juvenile trees
Pseudopanax chathamicus 2 .JPG

Pseudopanax chathamicus 1 .JPG 

Thanks to Wikipedia for text and information: https://creativecommons.org/licenses/by-sa/3.0/