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The Huntington, in San Marino, CA, obtained a grant from...
Website Editor | Feb 08, 2019
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This blog entry focuses on the Engelmann oak grove at Los...
Charles Snyers | Dec 15, 2018
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This blog post focuses on the day and a half we spent in...
Charles Snyers | Dec 02, 2018

Plant Focus

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Quercus douglasii is an endemic California oak tree, affectionately called “the blue oak”.

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North American oaks have a northern temperate origin and only later colonized Mexico and Central America, according to a new study. 
Our German speaking members will be interested to learn that a new book on giant oaks in Germany was published in September 2017: Riesige...
Bernard de La Rochefoucauld, long-time IOS member with his wife Brigitte, founder of l’Arboretum des Grandes Bruyères, died July 18, 2017,...
The International Oak Society celebrates its 25th anniversary at Starhill Forest Arboretum.
The Morton Arboretum and the Botanic Garden at the Benemérita Universidad Autónoma de Puebla hosted a Rare Mexican Oak Taxonomy Workshop,...
One-fourth of the United States’ oak species are now considered of conservation concern, according to data compiled by researchers at The...
This article is an account of the oak field trip organized by Michael Meléndrez in New Mexico (and a bit of Arizona) in August 2017. 
There are more ancient oaks in England than in all of continental Europe. How is that possible? One would expect to find the reasons in...
ArbNet is an interactive community of arboreta, sponsored and coordinated by The Morton Arboretum in cooperation with the American Public...
As we celebrate 25 years of the IOS, we take a look at oaks that have an association with silver. In a Species Spotlight Joeri Strijk...
An acorn from a specimen of Quercus insignis growing in Hackfalls Arboretum in New Zealand germinated earlier this year. This is very...
Twenty-six participants from ten countries arrived to take part in the European celebration of the IOS’s twenty-fifth birthday at Dušan...

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