In the Trompenburg Arboretum archive, where we keep our letters, I recently found a letter from Heino Heine dating back to 1973. Attached to it was a postcard and herbarium specimens of Quercus...
Posted Tue, 2017-03-21 16:10 in Trompenburg Gardens and Arboretum's blog
A hybrid selected at Trompenburg Arboretum has parents that are oceans apart, yet closely related.
Posted Fri, 2016-04-01 18:23 in Trompenburg Gardens and Arboretum's blog
The IOS has been invited to view the collections of two of our members in Ireland: that of Sir Brendan Parsons, the Earl of Rosse, at Birr Castle; and that of Johnny Couchman, near Carlow. There...
Posted Thu, 2016-03-31 14:38 in Trompenburg Gardens and Arboretum's blog
Peter Young's book Oak and an anecdote about South African oaks.
Posted Sat, 2015-05-23 20:14 in Trompenburg Gardens and Arboretum's blog
Very unexpectedly, in her home in Klein Zundert, The Netherlands, Jo Bömer passed away on March 4th 2015.
Posted Thu, 2015-03-12 21:55 in Trompenburg Gardens and Arboretum's blog
A brief trip to Taiwan viewing Fagaceae.
Posted Tue, 2014-12-02 11:45 in Trompenburg Gardens and Arboretum's blog
Editor's Picks
Images and insights from Ezra Barnea’s journey to Cyprus’s...
Ezra Barnea
|
Jun 13, 2026
Endangered oak Quercus hinckleyi shows strong genetic...
Website Editor
|
Jun 09, 2026
New paper should significantly change our approach to...
Steve Potter
|
Jun 09, 2026
Plant Focus
Roderick Cameron and Carlos Vila-Viçosa give an account of this intriguing species from northwestern Iberia with a complex taxonomic and...
In the Trompenburg Arboretum archive, where we keep our letters, I recently found a letter from Heino Heine dating back to 1973. Attached to it was a postcard and herbarium specimens of Quercus...
Posted Tue, 2017-03-21 16:10 in Trompenburg Gardens and Arboretum's blog
A hybrid selected at Trompenburg Arboretum has parents that are oceans apart, yet closely related.
Posted Fri, 2016-04-01 18:23 in Trompenburg Gardens and Arboretum's blog
The IOS has been invited to view the collections of two of our members in Ireland: that of Sir Brendan Parsons, the Earl of Rosse, at Birr Castle; and that of Johnny Couchman, near Carlow. There...
Posted Thu, 2016-03-31 14:38 in Trompenburg Gardens and Arboretum's blog
Peter Young's book Oak and an anecdote about South African oaks.
Posted Sat, 2015-05-23 20:14 in Trompenburg Gardens and Arboretum's blog
Very unexpectedly, in her home in Klein Zundert, The Netherlands, Jo Bömer passed away on March 4th 2015.
Posted Thu, 2015-03-12 21:55 in Trompenburg Gardens and Arboretum's blog
A brief trip to Taiwan viewing Fagaceae.
Posted Tue, 2014-12-02 11:45 in Trompenburg Gardens and Arboretum's blog
The International Oak Society acknowledges the generous support of the following institutions:
Supporting Institutional Members
Standard Institutional Members
User login
The International Oak Society acknowledges the generous support of the following institutions:
Supporting Institutional Members
Standard Institutional Members
