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Editor's Picks

Karl Georg Theodor Kotschy was an Austrian botanist and...
Eike Jablonski | Jun 11, 2016
Quercus grisea - Greenlee County, AZ
This article is an account of the oak field trip organized...
Charles Snyers | Sep 22, 2017
North American oaks have a northern temperate origin and...
Website Editor | Oct 12, 2017

Plant Focus

Quercus acutissima subsp. kingii
Quercus acutissima Carruth. is a species whose natural distribution covers a vast territory in East and Southeast Asia, from central Nepal...

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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...
Quercus argentata is an evergreen tropical oak native to the islands of Borneo (absent in Brunei), Sumatra, and Western Java, as well as to...
The subject of the latest addition to our Oak Artist series is Harriet Blum, whose work straddles the media of photography and painting:...
Earl Cully, 90, of Jacksonville, Illinois passed away on Wednesday, May 31, 2017 at his home. Earl was a long-time member of the...

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