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Editor's Picks

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Who was Quercus grahamii named in honor of?
Roderick Cameron | Dec 17, 2024
Quercus rubra in autumn
The Tree of the Year Association in Germany selected a non-...
Website Editor | Dec 16, 2024
Image from Enarrationes
A 16th century commentary on the medicinal property of oaks...
Website Editor | Dec 16, 2024

Plant Focus

Quercus aucheri leaves
Some personal observations of this rare oak in southwestern Turkey

Blogs

IOS members Paul Manos (Duke University) and Andrew Hipp (The Morton Arboretum) have just published a subsectional classification of North American Red and White Oaks
Phylogenetic tree
Posted Wed, 2021-06-16 12:40 in Andrew Hipp's blog
Mat Disney and his team study oaks using a terrestrial laser scanner
Queen Elizabeth Oak at Cowdray Park
Posted Sat, 2021-06-12 13:53 in Roderick Cameron's blog
Stories about oaks in the Netherlands
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Posted Fri, 2021-06-11 17:02 in Website Editor's blog
"Ecocide" or eco-friendly?
Notre-Dame-de-Paris
Posted Sat, 2021-04-10 11:03 in Roderick Cameron's blog
Until recently, the name had been considered unplaced
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Posted Fri, 2021-03-26 11:07 in Patrick Vereecke's blog
A video clip by filmmaker Alon Issashar focuses on oak trees in Israel
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Posted Sat, 2021-02-20 13:09 in Ezra Barnea's blog
Quercus rotundifolia trees were in full flower two months earlier than usual in southern Portugal
Quercus rotundifolia, phenology
Posted Tue, 2021-02-09 20:00 in Philip Perry's blog
A strange oak name explained
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Posted Tue, 2021-02-09 11:48 in Patrick Vereecke's blog
An unusual name based on a river in Turkey has quite a few variants
Quercus dschorochensis
Posted Sat, 2021-02-06 18:45 in Patrick Vereecke's blog
Did you know that Turner's oak occurs in the wild?
Quercus xturneri
Posted Mon, 2020-12-14 13:35 in Charles Snyers d'Attenhoven's blog
Sometimes when you least expect it, good things happen.
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Posted Sun, 2020-12-13 11:08 in Gaurav Verma's blog
Linnaeus wrote in his prologue of Quercus cerris that it "lives in Spain," but the species does not occur naturally there...
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Posted Wed, 2020-12-02 15:08 in Patrick Vereecke's blog

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