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"Ecocide" or eco-friendly?
Notre-Dame-de-Paris
Posted Sat, 2021-04-10 11:03 in Roderick Cameron's blog
Until recently, the name had been considered unplaced
obtecta_small_4.jpg
Posted Fri, 2021-03-26 11:07 in Patrick Vereecke'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
Quercus rotundifolia trees were in full flower two months earlier than usual in southern Portugal
Quercus rotundifolia, phenology
Posted Tue, 2021-02-09 20:00 in Philip Perry's blog
A strange oak name explained
404655.jpg
Posted Tue, 2021-02-09 11:48 in Patrick Vereecke's blog
An unusual name based on a river in Turkey has quite a few variants
Quercus dschorochensis
Posted Sat, 2021-02-06 18:45 in Patrick Vereecke's blog
Did you know that Turner's oak occurs in the wild?
Quercus xturneri
Posted Mon, 2020-12-14 13:35 in Charles Snyers d'Attenhoven's blog
Sometimes when you least expect it, good things happen.
123847635_367343781227593_2771869126421858320_n.jpg
Posted Sun, 2020-12-13 11:08 in Gaurav Verma's blog
Linnaeus wrote in his prologue of Quercus cerris that it "lives in Spain," but the species does not occur naturally there...
duhamel_du_monceau_h.l._1819_traite_des_arbres_et_arbustes_nouvelle_edition_nouveau_duhamel_vol._7_t._57.jpg
Posted Wed, 2020-12-02 15:08 in Patrick Vereecke's blog
Sabima, a Norwegian NGO, got in touch to let us know about their Hollow Oak Advent Calendar.
calendar_and_leaflet.jpg
Posted Wed, 2020-11-25 20:36 in Roderick Cameron'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
Oaks have been featured in several operas. Here is a list of what we found.
p816466406-5.jpg
Posted Fri, 2020-10-09 15:27 in Roderick Cameron's blog

Pages

Editor's Picks

Quercus coccifera, 97 cm dbh and 15 m canopy spread
Images and insights from Ezra Barnea’s journey to Cyprus’s...
Ezra Barnea | Jun 13, 2026
Lainey Kirshberger and Ryan Silver, students at Oklahoma State University, participated in the fieldwork and will lead the genetic and epigenetic analysis under the supervision of Dr. Antonio R. Castilla.
Endangered oak Quercus hinckleyi shows strong genetic...
Website Editor | Jun 09, 2026
The current Red List status and modelled outlook for the eight Californian oak species, plus tanoak
New paper should significantly change our approach to...
Steve Potter | Jun 09, 2026

Plant Focus

Quercus orocantabrica
Roderick Cameron and Carlos Vila-Viçosa give an account of this intriguing species from northwestern Iberia with a complex taxonomic and...

Blogs

"Ecocide" or eco-friendly?
Notre-Dame-de-Paris
Posted Sat, 2021-04-10 11:03 in Roderick Cameron's blog
Until recently, the name had been considered unplaced
obtecta_small_4.jpg
Posted Fri, 2021-03-26 11:07 in Patrick Vereecke'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
Quercus rotundifolia trees were in full flower two months earlier than usual in southern Portugal
Quercus rotundifolia, phenology
Posted Tue, 2021-02-09 20:00 in Philip Perry's blog
A strange oak name explained
404655.jpg
Posted Tue, 2021-02-09 11:48 in Patrick Vereecke's blog
An unusual name based on a river in Turkey has quite a few variants
Quercus dschorochensis
Posted Sat, 2021-02-06 18:45 in Patrick Vereecke's blog
Did you know that Turner's oak occurs in the wild?
Quercus xturneri
Posted Mon, 2020-12-14 13:35 in Charles Snyers d'Attenhoven's blog
Sometimes when you least expect it, good things happen.
123847635_367343781227593_2771869126421858320_n.jpg
Posted Sun, 2020-12-13 11:08 in Gaurav Verma's blog
Linnaeus wrote in his prologue of Quercus cerris that it "lives in Spain," but the species does not occur naturally there...
duhamel_du_monceau_h.l._1819_traite_des_arbres_et_arbustes_nouvelle_edition_nouveau_duhamel_vol._7_t._57.jpg
Posted Wed, 2020-12-02 15:08 in Patrick Vereecke's blog
Sabima, a Norwegian NGO, got in touch to let us know about their Hollow Oak Advent Calendar.
calendar_and_leaflet.jpg
Posted Wed, 2020-11-25 20:36 in Roderick Cameron'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
Oaks have been featured in several operas. Here is a list of what we found.
p816466406-5.jpg
Posted Fri, 2020-10-09 15:27 in Roderick Cameron's blog

Pages

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