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Five-minute, fifteen-slide Lightning Talks were included for the first time in the IOS Conference at UC Davis, California. 
Posters were presented during the lunch break of the first day of the Conference at UC Davis, California.
A new association aims to raise and improve the status of the oak trees in Israel.
Lloyd Kenyon reviews a book on oaks by John Lewis-Stempel.
An article by Maria Fremlin describes the oak collection in Wivenhoe Park at the University of Essex, Colchester, in the United Kingdom.
Dr. Michael Avishai, a leading oak expert, botanist, and horticulturist in Israel and worldwide, passed away last December, leaving a huge...
Quercus ×morehus was initially called Abram’s oak by the author Albert Kellogg in his original 1863 description and was thought to be a...
Quercus douglasii is an endemic California oak tree, affectionately called “the blue oak”.
The Huntington, in San Marino, CA, obtained a grant from American Public Gardens Association to study Quercus ajoensis and Q. toumeyi in...
The Silent Auction held at the IOS Conference in Davis, CA was another great success. The total amount raised surpassed USD 2,600 and an...
As is tradition every Triennial Conference, IOS Service Awards were presented at the 2018 Conference Gala Dinner, held on this occasion at...
The 9th International Oak Society Conference held at UC Davis last October was probably the most ambitious IOS Conference to date—and it...

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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

Five-minute, fifteen-slide Lightning Talks were included for the first time in the IOS Conference at UC Davis, California. 
Posters were presented during the lunch break of the first day of the Conference at UC Davis, California.
A new association aims to raise and improve the status of the oak trees in Israel.
Lloyd Kenyon reviews a book on oaks by John Lewis-Stempel.
An article by Maria Fremlin describes the oak collection in Wivenhoe Park at the University of Essex, Colchester, in the United Kingdom.
Dr. Michael Avishai, a leading oak expert, botanist, and horticulturist in Israel and worldwide, passed away last December, leaving a huge...
Quercus ×morehus was initially called Abram’s oak by the author Albert Kellogg in his original 1863 description and was thought to be a...
Quercus douglasii is an endemic California oak tree, affectionately called “the blue oak”.
The Huntington, in San Marino, CA, obtained a grant from American Public Gardens Association to study Quercus ajoensis and Q. toumeyi in...
The Silent Auction held at the IOS Conference in Davis, CA was another great success. The total amount raised surpassed USD 2,600 and an...
As is tradition every Triennial Conference, IOS Service Awards were presented at the 2018 Conference Gala Dinner, held on this occasion at...
The 9th International Oak Society Conference held at UC Davis last October was probably the most ambitious IOS Conference to date—and it...

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