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Editor's Picks

Allan Taylor
A long-standing member of the IOS and fomer editor of Oak...
Panayoti Kelaidis | Dec 17, 2022
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A new study resolves many nomenclatural problems in the...
Carlos Vila-Viçosa | Dec 09, 2022
The team at SDZWA
Christy Powell of the San Diego Zoo Wildlife Alliance works...
Amy Byrne | Dec 06, 2022

Plant Focus

Quercus macdougallii
A rare oak endemic to the Sierra Juárez in Oaxaca

Dendrology

Orisaree Oak at night - Photo: ©Kalmer Saar

An Estonian oak that stands in the middle of a sports stadium has won the European Tree of the Year contest.

Quercus georgiana Conservation Genetics Project

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Scientists from The Morton Arboretum and Chicago Botanic Garden are  conducting a conservation genetics project to compare levels of genetic diversity between ex situ collections and individuals sampled from remaining wild populations of Quercus georgiana

The Gallipoli Oaks Project

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Gallipoli oaks are being planted to commemorate First World War Centenary.

Vegetative Propagation of Oaks in Iturraran

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Seeking alternatives for adding rare oaks to collections.

Valonia Oak Restoration Project, Castlemaine, Victoria

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A restoration project that will be of interest to IOS members is taking place in the Australian state of Victoria. A plantation of valonia oak (Quercus ithaburensis subsp. macrolepis) at Castlemaine, Victoria, dating to the late 19th century, has suffered deterioration due to a decade of drought, and only three of the original 14 trees are still alive. Acorns are being collected from the surviving trees with a view to producing new trees to replant and restore the historic stand.

Mating in Single Oaks

Michael Avishai with Q. pontica

Michael Avishai discusses observations regarding mating in isolated species in Israel. Originally published in Oak News & Notes Vol. 18, No. 1

Oak Creek Canyon, Arizona

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Oak Creek Canyon is an extensive drainage basin on the southern edge of the Colorado Plateau in North Central Arizona. It is home to many different species of deciduous and evergreen oaks.

By Darin Jenke and Stephanie Bittner 

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In collaboration with INRA and the University of Bordeaux, the 7th International Oak Society Conference, attended by 90 participants from 17 countries, included 21 presentations, two field trips (INRA, Pierroton and the Tonnellerie Nadalié) and a gala dinner in the magnificent Château Carbonnieux.

A New Oklahoma Station for Quercus sinuata var. breviloba

A previously unreported station for Quercus sinuata var. breviloba has recently been identified in southwestern Custer County, Oklahoma. 

In 2008 one red oak hybrid (Quercus rubra × ellipsoidalis) was diagnosed with oak wilt disease (Ceratocystis fagacearum) at Starhill Forest Arboretum in Illinois. 

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