9th International Oak Society Conference 2018

The UC Davis Arboretum and Public Garden will host the next IOS Conference in October 2018


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American Oaks Share a Common Northern Ancestor

North American oaks have a northern temperate origin and only later colonized Mexico and Central America, according to a new study. 
Photo: Quercus invaginata © Béatrice Chassé

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New Mexico 2017 Tour

Charles Snyer's account of the oak field trip organized by Michael Meléndrez in New Mexico
(and a bit of Arizona) in August 2017. 

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Blowing Out 25 Candles at Starhill

The International Oak Society celebrated its 25th anniversary at Starhill Forest Arboretum.

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Red List of US Oaks Published by The Morton Arboretum

One-fourth of the United States’ oak species are now considered of conservation concern, according to the latest update of the IUCN Red List.
Photo: Quercus acerifolia, classified as Engangered. © Guy Sternberg

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Garry Oak in a Common Garden

An experimental plantation of Garry oak (Quercus garryana) at the University of British Columbia

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Creating an account on the IOS website is free of charge and will give you limited access. To access all of the features, you must be a member of the IOS. If you so wish, you will be given the opportunity to subscribe a membership after creating an account. An annual Standard Membership is $40. If you are already a member, you need only to create an account to have full access. After you have an account, you only need to log in the next time you visit.


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