North America is home to 91 species of oak trees. Astoundingly, the various species rarely, if ever, occur alone. Where one kind of oak is...
By Website Editor
Jun 13, 2018
To honor Estonia’s centenary, we chose as subject for this article in our series on Historic Oaks, Estonia’s largest, oldest, and most...
By Roderick Cameron
Jun 10, 2018
Illinois State Museum features dwarf chinkapin oak, discovered in Illinois during an IOS Tour, as part of the Illinois Bicentennial...
By Website Editor
Jun 3, 2018
Plant pathologists from the California Department of Agriculture (CDFA) recently identified a new species of fungal pathogen that infects...
By Website Editor
Jun 3, 2018
Ed Holm lived in Redwood City, California and was born on 4 September 1930 and died 1 January 2018.
By Guy Sternberg
Apr 19, 2018
There are meetings that prove to be crucial, primordial encounters that mark our lives. My meeting with Michel Timacheff, an afternoon of...
By Thierry Lamant
Apr 10, 2018
Rainer Lippert has always been interested in old trees. At the age of 16 he started to visit the largest trees in his home district in...
By Website Editor
Apr 7, 2018
It sounds like something out of science fiction, but David Cranwell has managed to create a reality where an acorn planted in New Zealand...
By Roderick Cameron
Apr 2, 2018
Since 2012 I have traveled to Costa Rica four times, searching for acorns of some Quercus species that were not represented in the...
By Francisco Garin...
Feb 16, 2018
The Oaks of the Americas Conservation Network (OACN) is an interdisciplinary consortium of oak experts from universities, botanic gardens,...
By Audrey Denvir
Feb 16, 2018
As Co-Registrar of oak cultivars I think it’s important to periodically remind members about some of the exceptional selections of oaks...
By Ryan Russell
Feb 15, 2018
The Botanical Garden of Porto is located on the west side of the city of Porto, on a plateau overlooking the mouth of the Douro River and...
By Website Editor
Feb 15, 2018
Pages
Editor's Picks
The Harvard University Herbaria hosted a novel Oak Taxonomy...
Jeannine Cavender-Bares
|
Apr 21, 2026
Visits to three collections of Quercus in Buenos Aires...
Morgan Santini
|
Apr 05, 2026
On April 1st, the very day he turned 103, a great friend...
Francisco Garin Garcia
|
Apr 05, 2026
Plant Focus
Roderick Cameron and Carlos Vila-Viçosa give an account of this intriguing species from northwestern Iberia with a complex taxonomic and...
North America is home to 91 species of oak trees. Astoundingly, the various species rarely, if ever, occur alone. Where one kind of oak is...
By Website Editor
Jun 13, 2018
To honor Estonia’s centenary, we chose as subject for this article in our series on Historic Oaks, Estonia’s largest, oldest, and most...
By Roderick Cameron
Jun 10, 2018
Illinois State Museum features dwarf chinkapin oak, discovered in Illinois during an IOS Tour, as part of the Illinois Bicentennial...
By Website Editor
Jun 3, 2018
Plant pathologists from the California Department of Agriculture (CDFA) recently identified a new species of fungal pathogen that infects...
By Website Editor
Jun 3, 2018
Ed Holm lived in Redwood City, California and was born on 4 September 1930 and died 1 January 2018.
By Guy Sternberg
Apr 19, 2018
There are meetings that prove to be crucial, primordial encounters that mark our lives. My meeting with Michel Timacheff, an afternoon of...
By Thierry Lamant
Apr 10, 2018
Rainer Lippert has always been interested in old trees. At the age of 16 he started to visit the largest trees in his home district in...
By Website Editor
Apr 7, 2018
It sounds like something out of science fiction, but David Cranwell has managed to create a reality where an acorn planted in New Zealand...
By Roderick Cameron
Apr 2, 2018
Since 2012 I have traveled to Costa Rica four times, searching for acorns of some Quercus species that were not represented in the...
By Francisco Garin...
Feb 16, 2018
The Oaks of the Americas Conservation Network (OACN) is an interdisciplinary consortium of oak experts from universities, botanic gardens,...
By Audrey Denvir
Feb 16, 2018
As Co-Registrar of oak cultivars I think it’s important to periodically remind members about some of the exceptional selections of oaks...
By Ryan Russell
Feb 15, 2018
The Botanical Garden of Porto is located on the west side of the city of Porto, on a plateau overlooking the mouth of the Douro River and...
By Website Editor
Feb 15, 2018
Pages
The International Oak Society acknowledges the generous support of the following institutions:
Supporting Institutional Members
Standard Institutional Members
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The International Oak Society acknowledges the generous support of the following institutions:
Supporting Institutional Members
Standard Institutional Members
