Quercus douglasii is an endemic California oak tree, affectionately called “the blue oak”.
By Zarah Wyly
Feb 8, 2019
The Huntington, in San Marino, CA, obtained a grant from American Public Gardens Association to study Quercus ajoensis and Q. toumeyi in...
By Website Editor
Feb 8, 2019
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...
By Ryan Russell
Dec 19, 2018
As is tradition every Triennial Conference, IOS Service Awards were presented at the 2018 Conference Gala Dinner, held on this occasion at...
By Website Editor
Dec 17, 2018
The 9th International Oak Society Conference held at UC Davis last October was probably the most ambitious IOS Conference to date—and it...
By Roderick Cameron
Dec 17, 2018
Highlights of this tour included: University of California Botanical Garden at Berkeley, Long Ridge Open Space, Stanford oak woodland, and...
By Roderick Cameron
Dec 16, 2018
On Sunday, October 21, prior to the evening Opening Reception that kicked off the Conference, participants could choose one of three Day...
By Website Editor
Dec 14, 2018
The second leg of the Post-Conference Tour: from Santa Cruz to Los Angeles
By Charles Snyers ...
Dec 11, 2018
Forty enthusiastic IOS members ventured from UC Davis through Sonoma wine country toward the north California coast. We visited sites of...
By Anonymous (not verified)
Dec 10, 2018
Forty-one participants from nine countries gathered at Davis, California on October 15 for a four-day trek across the Sierra Nevada and...
By Dirk Giseburt
Dec 8, 2018
Doug McCreary, long-time member of the IOS, died earlier this year.
By Website Editor
Oct 12, 2018
Quercus acutissima Carruth. is a species whose natural distribution covers a vast territory in East and Southeast Asia, from central Nepal...
By Béatrice Chassé
Oct 6, 2018
Pages
Editor's Picks
A new documentary by Maricela Rodríguez Acosta
Website Editor
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Feb 17, 2026
A rare oak endemic to the Ryukyu Islands of Japan
Elion Jam
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Feb 16, 2026
Steve Potter reviews a new book that features oaks
Steve Potter
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Feb 11, 2026
Plant Focus
Antonio Lambe shares his views on this threatened oak native to Iberia and North Africa
Quercus douglasii is an endemic California oak tree, affectionately called “the blue oak”.
By Zarah Wyly
Feb 8, 2019
The Huntington, in San Marino, CA, obtained a grant from American Public Gardens Association to study Quercus ajoensis and Q. toumeyi in...
By Website Editor
Feb 8, 2019
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...
By Ryan Russell
Dec 19, 2018
As is tradition every Triennial Conference, IOS Service Awards were presented at the 2018 Conference Gala Dinner, held on this occasion at...
By Website Editor
Dec 17, 2018
The 9th International Oak Society Conference held at UC Davis last October was probably the most ambitious IOS Conference to date—and it...
By Roderick Cameron
Dec 17, 2018
Highlights of this tour included: University of California Botanical Garden at Berkeley, Long Ridge Open Space, Stanford oak woodland, and...
By Roderick Cameron
Dec 16, 2018
On Sunday, October 21, prior to the evening Opening Reception that kicked off the Conference, participants could choose one of three Day...
By Website Editor
Dec 14, 2018
The second leg of the Post-Conference Tour: from Santa Cruz to Los Angeles
By Charles Snyers ...
Dec 11, 2018
Forty enthusiastic IOS members ventured from UC Davis through Sonoma wine country toward the north California coast. We visited sites of...
By Anonymous (not verified)
Dec 10, 2018
Forty-one participants from nine countries gathered at Davis, California on October 15 for a four-day trek across the Sierra Nevada and...
By Dirk Giseburt
Dec 8, 2018
Doug McCreary, long-time member of the IOS, died earlier this year.
By Website Editor
Oct 12, 2018
Quercus acutissima Carruth. is a species whose natural distribution covers a vast territory in East and Southeast Asia, from central Nepal...
By Béatrice Chassé
Oct 6, 2018
Pages
The International Oak Society acknowledges the generous support of the following institutions:
Supporting Institutional Members
Standard Institutional Members
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The International Oak Society acknowledges the generous support of the following institutions:
Supporting Institutional Members
Standard Institutional Members
