Log in

You are here

The famous agricultural explorer was fascinated by the large acorns he found in Guatemala in 1944.
Five IOS members were invited to participate in an International Conservation Symposium in Taiwan.
New study seeks to understand impact of climate change on East Asian evergreen broadleaved forests.
The Global Conservation Consortia (GCC) has established a cryopreservation working group.
Continuing our series of posts of poems that feature oaks: a meditation on the passing of time measured by the lives of ancient oaks.
Eight conservation projects supported by the OC&R Fund
Currently at San Antonio Botanic Garden, Michael's work has focused on conservation
Quercus mangdenensis H.T. Bing & Ngoc published in Phytokeys
Stories and portraits of Louisiana’s oldest live oak trees
An exhibition that beautifully depicts and locates oaks
A festival in Mexico raises awareness about a threatened oak
The hybrid of Q. alba and Q. bicolor

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...

All Articles

The famous agricultural explorer was fascinated by the large acorns he found in Guatemala in 1944.
Five IOS members were invited to participate in an International Conservation Symposium in Taiwan.
New study seeks to understand impact of climate change on East Asian evergreen broadleaved forests.
The Global Conservation Consortia (GCC) has established a cryopreservation working group.
Continuing our series of posts of poems that feature oaks: a meditation on the passing of time measured by the lives of ancient oaks.
Eight conservation projects supported by the OC&R Fund
Currently at San Antonio Botanic Garden, Michael's work has focused on conservation
Quercus mangdenensis H.T. Bing & Ngoc published in Phytokeys
Stories and portraits of Louisiana’s oldest live oak trees
An exhibition that beautifully depicts and locates oaks
A festival in Mexico raises awareness about a threatened oak
The hybrid of Q. alba and Q. bicolor

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