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A catalog of Paco's photos and descriptions of Fagaceae at the Iturraran Botanical Garden
Quercus hypoxantha
Posted Thu, 2022-02-17 22:19 in Ezra Barnea's blog
Video clips are a new feature in the database of Israeli oaks.
map.jpg
Posted Wed, 2021-10-13 11:13 in Ezra Barnea's blog
A video clip by filmmaker Alon Issashar focuses on oak trees in Israel
screenshot_2021-02-20_101018.jpg
Posted Sat, 2021-02-20 13:09 in Ezra Barnea's blog
A documentary inspired by a painting of an oak in Israel.
maxresdefault.jpg
Posted Sat, 2020-10-10 11:01 in Ezra Barnea's blog
I decided to develop a map which would allow the registration of all the oak trees in Israel.
Posted Tue, 2018-08-14 21:07 in Ezra Barnea's blog

Editor's Picks

Past IOS President Allen Coombes, Curator of Scientific Collections at Puebla University Botanic Garden, discusses leaf variability in Quercus ceirpes (still image from the documentary)
A new documentary by Maricela Rodríguez Acosta
Website Editor | Feb 17, 2026
Quercus miyagii acorn and dried leaves
A rare oak endemic to the Ryukyu Islands of Japan
Elion Jam | Feb 16, 2026
A moss-covered oak (Quercus orocantabrica) in Mata de Albergaria, Peneda-Gerês National Park, Portugal  © Amit Zoran
Steve Potter reviews a new book that features oaks
Steve Potter | Feb 11, 2026

Plant Focus

Quercus canariensis in Cornwall Park, Epsom, Auckland, New Zealand, the champion specimen in New Zealand, planted in the 1920s, 27.2 m tall with a trunk diameter of 209 cm (G. Collett pers. comm. 2026)  © Gerald Collett
Antonio Lambe shares his views on this threatened oak native to Iberia and North Africa

oaks1992's blog

A catalog of Paco's photos and descriptions of Fagaceae at the Iturraran Botanical Garden
Quercus hypoxantha
Posted Thu, 2022-02-17 22:19 in Ezra Barnea's blog
Video clips are a new feature in the database of Israeli oaks.
map.jpg
Posted Wed, 2021-10-13 11:13 in Ezra Barnea's blog
A video clip by filmmaker Alon Issashar focuses on oak trees in Israel
screenshot_2021-02-20_101018.jpg
Posted Sat, 2021-02-20 13:09 in Ezra Barnea's blog
A documentary inspired by a painting of an oak in Israel.
maxresdefault.jpg
Posted Sat, 2020-10-10 11:01 in Ezra Barnea's blog
I decided to develop a map which would allow the registration of all the oak trees in Israel.
Posted Tue, 2018-08-14 21:07 in Ezra Barnea's blog

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

Supporting Institutional Members

 

Standard Institutional Members

Rice University
San Diego Botanic Garden logo
San Diego Zoo Wildlife Alliance logo
South Carolina Botanical Garden

 

The Huntington
The John Fairey Garden