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By Shaun Haddock |
Aug 16, 2017
The house at Plaček Quercetum

Twenty-six participants from ten countries arrived to take part in the European celebration of the IOS’s twenty-fifth birthday at Dušan Plaček’s Quercetum near Podĕbrady in the Czech Republic. 

By Joeri Strijk |
Aug 16, 2017

Quercus argentata is an evergreen tropical oak native to the islands of Borneo (absent in Brunei), Sumatra, and Western Java, as well as to Peninsular Malaysia.

By Roderick Cameron |
Jul 16, 2017

The subject of the latest addition to our Oak Artist series is Harriet Blum, whose work straddles the media of photography and painting: her idiosyncratic technique involves infrared film photography and hand-coloring with transparent oils and pencils.

By Website Editor |
Jun 15, 2017

Earl Cully, 90, of Jacksonville, Illinois passed away on Wednesday, May 31, 2017 at his home. Earl was a long-time member of the International Oak Society and participated in several of our conferences. Early in Earl’s life he developed a passion for trees and he was nurtured by several mentors including horticulture professor J.C. McDaniel of the University of Illinois, who shared his knowledge and ability to “see” and evaluate woody plants

By Jean Stephan |
Jun 5, 2017

Quercus ithaburensis Decne. is a deciduous oak species native to the East Mediterranean basin. 

By Roderick Cameron |
Mar 30, 2017

A naturally occurring hybrid, widely adopted by the nursery trade in the form of cultivars, labors under a misnomer: there is precious little Hispanic about Quercus ×hispanica

By Emily Beckman |
Feb 22, 2017

We are currently requesting accessions data, including provenance information, from all gardens that maintain oak species. 

By Roderick Cameron |
Feb 18, 2017

The Hackfalls Arboretum Catalogue documents an outstanding achievement. New Zealand farmer, dendrologist, and IOS member Bob Berry has amassed a collection of over 3,000 taxa at the homestead of his family farm in Tiniroto, near Gisborne, and now has published his database, including many photos of trees and close-ups of leaves.

By Plummer Dunkle Jr. |
Feb 18, 2017

In the center of Oley Valley in Pennsylvania stands a majestic old chinkapin oak (Quercus muehlenburgii) known to many residents of the valley and to the Lenni Lenape tribal members as the Sacred Oak.

By Dirk Giseburt |
Feb 17, 2017

In January 2011, I made a quick visit to several natural areas in Palm Beach County, Florida while on a business trip and had my first experience with the varied oak habitats of the South Florida coast. In January 2017, I had the chance to relive the experience and revisit three of those spots – the High Ridge Scrub, Juno Dunes, and Frenchman’s Forest Natural Areas.

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