Quercus

Taxonomists Huddle at Harvard

By Jeannine Cavend... | April 21, 2026

The Harvard University Herbaria hosted a novel Oak Taxonomy Workshop.

Read more about Taxonomists Huddle at Harvard

Species Spotlight: Quercus orocantabrica Rivas Mart., Penas, T.E.Díaz & Llamas

By Website Editor | April 18, 2026

Roderick Cameron and Carlos Vila-Viçosa give an account of this intriguing species from northwestern Iberia with a complex taxonomic and nomenclatural history.

Read more about Species Spotlight: Quercus orocantabrica Rivas Mart., Penas, T.E.Díaz & Llamas

Research Summaries from Forest Research

By Steve Potter | April 17, 2026

Agrilus biguttatus, commonly known as the oak splendor beetle or the two-spotted borer

Below are some brief summaries of research reports carried out in partnership with the UK Forestry Commission’s research arm, Forest Research.

Read more about Research Summaries from Forest Research

Oaks and Climate Change: A New Research Paper

By Editorial Staff | February 16, 2026

Modeled distributions of temperate-zone species (Quercus robur and Q. petraea) under climatic conditions of the Last Glacial Maximum (~22,000 years before present), the Present, and future projections (2081-2100) under SSP1-2.6 and SSP5-8.5 scenarios.

IOS member Elif Deniz Ülker has co-authored a paper on the likely future range of six European oaks

Read more about Oaks and Climate Change: A New Research Paper

Hybrid Highlight: Surolins – Quercus suber hybrids in Catalonia

By Àlan Olmedo | February 9, 2026

Map of the comarcas of Catalonia indicating the presence of Quercus suber hybrids

Àlan Olmedo has been documenting cork oak hybrids in northeastern Spain

Read more about Hybrid Highlight: Surolins – Quercus suber hybrids in Catalonia

Yoko’s Oaks

By Steve Potter | December 21, 2025

"Japanese oaks" planted at Coventry Cathedral

Read more about Yoko’s Oaks

Virtuous Circles: Oaks and the Art of Ackroyd & Harvey

By Steve Potter | December 10, 2025

One of the first planted circles on Hampton Common, London, in partnership with Orleans House Gallery 2025. © Studio Ackroyd & Harvey

Oaks planted in circles as a continuation of the artwork initiated by Joseph Beuys in the 1980s.

Read more about Virtuous Circles: Oaks and the Art of Ackroyd & Harvey

Beth Moon's "Oak: from Seed to Ancient Tree"

By Steve Potter | December 10, 2025

If you love oaks, you need this book.

Read more about Beth Moon's "Oak: from Seed to Ancient Tree"

Species Spotlight: Quercus castaneifolia C.A.Mey

By Website Editor | December 7, 2025

Chestnut-leaf oak in habitat and in cultivation

Read more about Species Spotlight: Quercus castaneifolia C.A.Mey

Oak Symposium at the XXIII Mexican Botanical Congress

By Website Editor | December 5, 2025

The Symposium "Mexican Oaks: Current State of Knowledge about Quercus and its Conservation" was held on September 1, 2025.

Read more about Oak Symposium at the XXIII Mexican Botanical Congress

Editor's Picks

Taxonomists Huddle at Harvard

The Harvard University Herbaria hosted a novel Oak Taxonomy...

Jeannine Cavender-Bares | Apr 21, 2026

Argentine Oak Collections through Italian Eyes

Visits to three collections of Quercus in Buenos Aires...

Morgan Santini | Apr 05, 2026

Michel Duhart and Paco Garin at Jardín Botánico Wilson, Costa Rica

In Memoriam: Michel Duhart (1923–2026)

On April 1st, the very day he turned 103, a great friend...

Francisco Garin Garcia | Apr 05, 2026

Plant Focus

Species Spotlight: Quercus orocantabrica Rivas Mart., Penas, T.E.Díaz & Llamas

Roderick Cameron and Carlos Vila-Viçosa give an account of this intriguing species from northwestern Iberia with a complex taxonomic and...

Taxonomists Huddle at Harvard

By Jeannine Cavend... | April 21, 2026

The Harvard University Herbaria hosted a novel Oak Taxonomy Workshop.

Read more about Taxonomists Huddle at Harvard

Species Spotlight: Quercus orocantabrica Rivas Mart., Penas, T.E.Díaz & Llamas

By Website Editor | April 18, 2026

Roderick Cameron and Carlos Vila-Viçosa give an account of this intriguing species from northwestern Iberia with a complex taxonomic and nomenclatural history.