All about Tasmania's big trees - locations and a comprehensive commentary:
www.thetreeproject.com
Visit Tasmania's Giant Trees - Guided Tours:
giant-trees.com/expeditions
Largest River Red Gums in Australia, Dean Nicolle:
Australia's Largest River Red Gums
Victoria's Giant Trees:
victoriasgianttrees.weebly.com
Tasmania's Giant Trees:
tasmaniasgianttrees.weebly.com
Western Australia's Giant Trees:
westernaustraliagianttrees.weebly.com
An expert on eucalypts, and an arboretum doing excellent research:
www.dn.com.au
The National Trust of Australia - Victoria has an excellent register of significant trees:
www.trusttreees.org.au
The ACT Government has a very comprehensive Tree Register:
www.cityservices.act.gov.au/trees-and-nature/trees/act_tree_register
The Bum Tree, Berry NSW; A salvaged legacy and a tree carbon-dating process:
landcare.nsw.gov.au/groups/berry-landcare/
Notable Trees of New Zealand:
www.notabletrees.org.nz
The premier Australian Gymnosperm Database:
www.conifers.org/
A wonderful library of information for the tree lover:
www.nativetreesociety.org
International Dendrology Society:
www.dendrology.org
Big Trees of U.S.A:
www.americanforests.org
Big Trees of British Columbia, Canada:
bigtrees.forestry.ubc.ca/
Around the world, big and old trees:
https://www.monumentaltrees.com/en/
EUCLID – Eucalypts of Australia:
https://apps.lucidcentral.org/euclid/text/intro/index.html