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Editor's Picks

Allan Taylor
A long-standing member of the IOS and fomer editor of Oak...
Panayoti Kelaidis | Dec 17, 2022
A new study resolves many nomenclatural problems in the...
Carlos Vila-Viçosa | Dec 09, 2022
The team at SDZWA
Christy Powell of the San Diego Zoo Wildlife Alliance works...
Amy Byrne | Dec 06, 2022

Plant Focus

Quercus macdougallii
A rare oak endemic to the Sierra Juárez in Oaxaca


IOS founding member and oak doyen Guy Sternberg was interviewed by Vanessa Ferguson for NPR Illinois.
Posted Thu, 2022-12-15 15:47 in Website Editor's blog
Many oaks have been planted as memorial trees near the Capitol
Quercus marilandica and the Capitol
Posted Wed, 2022-12-14 17:27 in Roderick Cameron's blog
We know that some oaks, particularly Quercus robur, can produce forms with unusually cut leaves.
Lobed leaf on Quercus rugosa
Posted Tue, 2022-10-18 11:05 in Allen Coombes's blog
Being a lover of nature and photography, I often saunter around in a narrow mountain ridge in Pretoria, South Africa, with the purpose of getting some exercise, enjoying nature and photography
Posted Sun, 2022-10-16 10:49 in Tjeerd de Wit's blog
It turns out quite a number of countries have issued stamps featuring oaks...
Posted Sat, 2022-06-11 19:17 in Roderick Cameron's blog
What to know about participating in the IOS Seed Exchange
Posted Sun, 2022-04-17 01:08 in Guy Sternberg's blog
At the 2012 IOS Conference at The Morton Arboretum, our first IOS silent auction was held.
Posted Sun, 2022-04-17 00:56 in Ryan Russell's blog
A Latvian oak enthusiast shares his composition that aims to express the idea of an oak tree.
Posted Fri, 2022-04-15 18:32 in Website Editor's blog
Filmmakers have not shown oaks in their portrayals of Birnam Wood.
Posted Fri, 2022-04-15 13:24 in Roderick Cameron's blog
A catalog of Paco's photos and descriptions of Fagaceae at the Iturraran Botanical Garden
Quercus hypoxantha
Posted Thu, 2022-02-17 22:19 in Ezra Barnea's blog
The author Sennen crops up regularly among the Spanish oaks.
Posted Sun, 2022-02-13 10:38 in Patrick Vereecke's blog