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Editor's Picks

Group photo at Mereweather Arboretum
Oak collections and much more in Canberra, New South Wales...
Website Editor | Aug 11, 2025
A controversial publication proposes to change the...
Roderick Cameron | Aug 05, 2025
Group photo with champion Quercus arkansana in Bokrijk Arboretum
A team of reporters share their take on the event.
Website Editor | Jun 22, 2025

Plant Focus

Quercus ×bimundorum ‘Crimschmidt’ growing in the Prairie Arboretum, Freeman, South Dakota, USA © Dirk GiseburtQuercus ×bimundorum ‘Crimschmidt’ growing in the Prairie Arboretum, Freeman, South Dakota, USA © Dirk Giseburt
A naturally occurring hybrid between Quercus robur and Q. alba.

Triennial Conferences

2022 – New Mexico State University, Las Cruces, New Mexico, USA (Chair: Ryan Russell)

Proceedings

Session Recordings

IOS Las Cruces 2022

 

2018 – The University of California, Davis, California, USA (Chair: Emily Griswold)

Proceedings

Group photo Davis

2015 – The Morton Arboretum, Illinois, USA (Chair: Andrew Hipp) 

Proceedings

Group photo Lisle 2015

2012 – INRA and Université de Bordeaux I, Bordeaux, France (Chair: Thierry Lamant)

Proceedings

 


2009 – Benemérita Universidad Autónoma de Puebla, Puebla, Mexico (Chair: Maricela Rodriguez Acosta)

Proceedings

IOS Puebla 2006

 


2006 – Texas A&M University, Texas, USA (Chair: David Richardson)

Proceedings

IOS Dallas 2006

 


2003 – King Alfred College, Hampshire, England (Chair: Allen Coombes)

Proceedings

IOS UK 2003

 


2000 – The North Carolina Arboretum, North Carolina, USA (Chair: Ron Lance)

Proceedings

IOS Ashville 2000

 


1997 – The Huntington Botanical Garden, California, USA (Chair: Amy Larson)

Proceedings

IOS Huntington 1997

 


1994 – The Morton Arboretum, Illinois, USA (Chair: Guy Sternberg) 

Proceedings

IOS 1994 Lisle

 

 


Images © Guy Sternberg