Triarius (tree)
Encyclopedia
The Triarius is an enormous Swamp Gum
Swamp Gum
Swamp Gum may refer to a number of Eucalyptus species:*Eucalyptus bensonii, Mountain Swamp Gum*Eucalyptus camphora, Mountain Swamp Gum*Eucalyptus ovata, Swamp Gum*Eucalyptus regnans, Swamp Gum*Eucalyptus rudis, Swamp Gum...

 (Eucalyptus regnans F.Muell.) in southern Tasmania
Tasmania
Tasmania is an Australian island and state. It is south of the continent, separated by Bass Strait. The state includes the island of Tasmania—the 26th largest island in the world—and the surrounding islands. The state has a population of 507,626 , of whom almost half reside in the greater Hobart...

, Australia
Australia
Australia , officially the Commonwealth of Australia, is a country in the Southern Hemisphere comprising the mainland of the Australian continent, the island of Tasmania, and numerous smaller islands in the Indian and Pacific Oceans. It is the world's sixth-largest country by total area...

. The tree is 86.5 metres tall, its diameter is 3.90 metres, volume of the trunk is 219 cubic metres.

Discovered in August 2008 by employees of Forestry Tasmania while analysing the data collected by LiDAR
LIDAR
LIDAR is an optical remote sensing technology that can measure the distance to, or other properties of a target by illuminating the target with light, often using pulses from a laser...

 system used in mapping and assessment of state forest resources.

The tree was discovered that late because it is located in secondary forest
Secondary forest
A secondary forest is a forest or woodland area which has re-grown after a major disturbance such as fire, insect infestation, timber harvest or windthrow, until a long enough period has passed so that the effects of the disturbance are no longer evident...

 and survived logging and forest fires by lucky coincidence. Next to the Triarius, south-east from it there grows the highest known eucalypt in the world - the 99.6 metres tall Swamp Gum named Centurion
Centurion (tree)
The Centurion is the tallest Swamp Gum tree in the world, thus making Eucalyptus regnans the second highest tree species in the world after Coast Redwood and the highest angiosperm in world...

.

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