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Editor's Picks

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A Global Conservation Consortium for Oak
The Global Conservation Consortium for Oak (GCCO) has...
Amy Byrne | Feb 17, 2020
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Hayrettin Karaca (1922–2020)
Hayrettin Karaca, an IOS member and one of Turkey's best-...
Roderick Cameron | Feb 10, 2020
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Cultivar Close-Up: Quercus 'Maya' and 'Zehra'
There are a growing number of unique hybrid selections that...
Ryan Russell | Feb 10, 2020

Plant Focus

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Species Spotlight: Quercus tarokoensis Hayata
Quercus tarokoensis (local name 太鲁阁栎 tai lu ge li, "oak of Taroko") is a fairly unknown oak species, restricted to eastern Taiwan.
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Triennial Conferences

  • 2018 – The University of California, Davis, California, USA (Chair: Emily Griswold)
  • 2015 – The Morton Arboretum, Illinois, USA (Chair: Andrew Hipp) 
  • 2012 – INRA and Université de Bordeaux I, Bordeaux: France (Chair, Thierry Lamant)
  • 2009 – Benemérita Universidad Autónoma de Puebla, Puebla, Mexico (Chair: Maricela Rodriguez Acosta)
  • 2006 – Texas A&M University, Texas, USA (Chair: David Richardson)
  • 2003 – King Alfred College, Hampshire, England (Chair: Allen Coombes)
  • 2000 – The North Carolina Arboretum, North Carolina, USA (Chair: Ron Lance)
  • 1997 – The Huntington Botanical Garden, California, USA (Chair: Amy Larson)
  • 1994 – The Morton Arboretum, Illinois, USA (Chair: Guy Sternberg)