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Editor's Picks

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A single specimen found!
Website Editor | Aug 11, 2022
Quercus engelmannii seedling
Importing acorns for ex-situ conservation
Josephine Brennan | Aug 02, 2022
Quercus welshii on dunes site south of Kayenta, Ariz.
A threatened oak found in northern Arizona and southern...
Cindy Newlander | Jul 31, 2022

Plant Focus

Quercus tonduzii with acorn
An oak found only on a volcano in Costa Rica

Quercus

A Documentary Film about an Oak and Its Universe

Le Chene

Laurent Charbonnier and Michel Seydoux spend a year with a magnificent oak tree to document its inhabitants.

Oaks on Postage Stamps

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It turns out quite a number of countries have issued stamps featuring oaks...

Hybrid Highlight: the Langtry Oak

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A section Lobatae oak found in southern Texas may be a distinct, undescribed species.

Aiken's Oaks Are Growing

Quercus tarahumara

An update on the diversity of the oaks in Aiken, South Carolina.

Mexican Oaks at Armstrong Arboretum

Quercus rysophylla

Notable oaks from south of the border.

The Status of Quercus oblongata

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An attempt to settle the matter of this controversial name

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Dr. Suresh Subedi, Assistant Professor at Arkansas Tech University, presented an ongoing project that analyzes herbarium specimens of oaks collected in Arkansas, USA.

Phylogenetic tree

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

GCCO in the Americas

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First joint meeting of the Global Conservation Consortium for Oak (GCCO) in the Americas

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