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The New Zealand Plant Conservation Network has published a list of New Zealand indigenous vascular plants including all 574 native trees and shrubs. [1] This list also identifies which trees are endemic to New Zealand and which are threatened with extinction.
Agathis australis, or kauri, is a coniferous tree in the family Araucariaceae, found north of 38°S in the northern regions of New Zealand's North Island. [ 3 ] It is the largest (by volume) but not tallest species of tree in New Zealand, standing up to 50 m tall in the emergent layer above the forest's main canopy.
The ancient tree is considered to be a natural heritage of New Zealand. It is generally considered to be over 1500 years old, [12] and was first discovered in February 1937. [13] Forest conservationists estimate that such trees live for about 4000 years, but the life span of Te Matua Ngahere should shorten due to the damage from the 2007 storm ...
Plantation forests of various sizes can now be found in all regions of New Zealand except Central Otago and Fiordland. In 2006 their total area was 1.8 million hectares, with 89% in Pinus radiata and 5% in Douglas fir ( Pseudotsuga menziesii ) [ 4 ] Log harvesting in 2006 was 18.8 million m 3 , down from 22.5 million m 3 in 2003.
Cordyline pumilio is the smallest of New Zealand's five native species of Cordyline.Of the other species, the commonest are the common cabbage tree (C. australis), a tree up to 20 metres (66 feet) tall with a stout trunk and sword-like leaves, the forest cabbage tree (C. banksii) which has a slender, sweeping trunk, and the mountain cabbage tree (C. indivisa), a handsome plant with a trunk up ...
New Zealand has ten species of tree ferns, [2] but there are numerous ground, climbing and perching smaller ferns to be found throughout the countries forests, the largest of which is the king fern. [ 3 ]
Alectryon excelsus is a sub-canopy tree growing to 9 m (30 ft) in height. It has a twisting trunk with smooth dark bark, spreading branches and pinnate leaves. [2] Adult leaflets do not have marginal teeth or usually have very few, blunt and shallow marginal teeth and usually leaflet margins are downturned, whereas, in juvenile leaflets have leaflets with strong teeth and flat along the edges. [3]
Papua New Guinea Note: all the references to this species are historical accounts – there is no currently known living klinki of this height. [34] [35] [36] White Knight Manna gum (Eucalyptus viminalis) 88.9 292 Australia Fingal, Tasmania This tree has died, the likely cause being more frequent heatwaves and reduced rainfall. [37] [38] [39]