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The New Annotated Checklist of the Portuguese Oaks

By Carlos Vila-Viçosa | December 9, 2022
img_1085.jpg

A new study resolves many nomenclatural problems in the oaks of Portugal.

Back from the Brink: Quercus tardifolia

By Website Editor | August 11, 2022
292539778_347822590870422_1318855334946924150_n.jpg

A single specimen found!

The Badnjak: Burning Oaks in a Traditional Orthodox Christian Ceremony

By Nikola Šušić | February 12, 2022
Badnjak, Belgrade

Young oaks are ceremonial trees in Serbia.

Cloaks from Oaks?

By Website Editor | December 8, 2021
Fragment of textile made of oak bast, found at Çatalhöyük. Photo: Antoinette Rast-Eicher

8,500-year-old textile made from oak bast.

Oaks in Podcasts: Acorn Dispersal and Breeding

By Website Editor | December 7, 2021
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Two podcasts posted recently will be of interest to oak enthusiasts.

Pages

Editor's Picks

Yoko and John planting acorns
Yoko’s Oaks
"Japanese oaks" planted at Coventry Cathedral
Steve Potter | Dec 21, 2025
Group with Quercus macdougallii
Post-Conference Tour: Oaxaca
Six days exploring Oaxaca’s oak diversity, as reported by...
Wally Wilkins | Dec 10, 2025
One of the first planted circles on Hampton Common, London, in partnership with Orleans House Gallery 2025. © Studio Ackroyd & Harvey
Virtuous Circles: Oaks and the Art of Ackroyd & Harvey
Oaks planted in circles as a continuation of the artwork...
Steve Potter | Dec 10, 2025

Plant Focus

Champion Quercus castaneifolia in Iran
Species Spotlight: Quercus castaneifolia C.A.Mey
Chestnut-leaf oak in habitat and in cultivation
Read more

Dendrology

The New Annotated Checklist of the Portuguese Oaks

By Carlos Vila-Viçosa | December 9, 2022
img_1085.jpg

A new study resolves many nomenclatural problems in the oaks of Portugal.

Back from the Brink: Quercus tardifolia

By Website Editor | August 11, 2022
292539778_347822590870422_1318855334946924150_n.jpg

A single specimen found!

The Badnjak: Burning Oaks in a Traditional Orthodox Christian Ceremony

By Nikola Šušić | February 12, 2022
Badnjak, Belgrade

Young oaks are ceremonial trees in Serbia.

Cloaks from Oaks?

By Website Editor | December 8, 2021
Fragment of textile made of oak bast, found at Çatalhöyük. Photo: Antoinette Rast-Eicher

8,500-year-old textile made from oak bast.

Oaks in Podcasts: Acorn Dispersal and Breeding

By Website Editor | December 7, 2021
slide1.jpg

Two podcasts posted recently will be of interest to oak enthusiasts.

Pages

The International Oak Society acknowledges the generous support of the following institutions:

Supporting Institutional Members

Denver BG Logo
The Morton Arboretum logo
San Antonio Botanical Garden logo
 

Standard Institutional Members

Bartlett Tree Experts logo
Catalina Island Conservancy logo
Forrest Keeling Nursery logo
Houston Botanic Garden logo
 
Rice University
San Diego Botanic Garden logo
San Diego Zoo Wildlife Alliance logo
The Huntington
The John Fairey Garden