Oak Collection

Bayard Cutting Arboretum

By Kevin Wiecks | August 15, 2020

A 691-acre arboretum in Great River, New York, USA, with a collection of native and non-native oaks.

By Charles Snyers ... | July 10, 2014

A visit to the collection of IOS members Sally and Lloyd Kenyon.

Is Q. robur invading Q. petraea populations or is it the...

Steve Potter | Apr 17, 2025

A rare species from the Zagros forests in Iran

Website Editor | Apr 17, 2025

The landmark oak was found as a naturally occurring hybrid

Ricklin Brown | Apr 05, 2025

A rare oak endemic to Lebanon.

By Kevin Wiecks | August 15, 2020

A 691-acre arboretum in Great River, New York, USA, with a collection of native and non-native oaks.

By Charles Snyers ... | July 10, 2014

A visit to the collection of IOS members Sally and Lloyd Kenyon.

The International Oak Society acknowledges the generous support of the following institutions:

Supporting Institutional Members

Standard Institutional Members