Dendrology

Keeping Tabs on Quercus boyntonii

By Patrick Thompson | February 16, 2021

Conservation work focused on Alabama sandstone oak

Read more about Keeping Tabs on Quercus boyntonii

A Propagation Manual for Quercus—in Spanish

By Roderick Cameron | February 13, 2021

A new publication fills a void

Read more about A Propagation Manual for Quercus—in Spanish

Emory Oak Collaborative Tribal Restoration Initiative

By Website Editor | February 12, 2021

Emory oak near Young, Arizona © Nanebah Lyndon

Emory oak acorns are a critically important commodity for Western Apache Tribes

Read more about Emory Oak Collaborative Tribal Restoration Initiative

Oak-Focused Seminars Online

By Website Editor | February 12, 2021

Murphy Westwood and Tim Boland presented on oak diversity and conservation.

Read more about Oak-Focused Seminars Online

A Request to IOS Members to Participate in an Oak Research Project

By Website Editor | February 10, 2021

A survey on specialization in oak species

Read more about A Request to IOS Members to Participate in an Oak Research Project

Conversations with Conservationists

By Website Editor | February 9, 2021

Two podcasts about oak conservation

Read more about Conversations with Conservationists

The Red List of Oaks

By Website Editor | December 11, 2020

The Red List of Oaks 2020 has been published, detailing the completed IUCN Red List threat assessments for oaks.

Read more about The Red List of Oaks

When Oak Leaves Fail to Fall

By Andrew Hipp | October 8, 2020

quercus_brittonii_ilicifolia_x_marilandica_new_jersey_-_93297-wld-222_-_20.12.04_009.jpg

Marcescent leaves persist on deciduous trees through winter.

Read more about When Oak Leaves Fail to Fall

Ascent of the Oaks

By Website Editor | August 13, 2020

An article published in Scientific American recounts how advances in genomics have allowed researchers to reconstruct the evolutionary history of oaks.

Read more about Ascent of the Oaks

Fossils of Oak Ancestors Discovered in Argentina

By Website Editor | June 11, 2020

Researchers have unearthed a collection of chinquapin fruit and leaf fossils in Patagonia that suggests the Fagaceae family has evolutionary roots in the Southern Hemisphere.

Read more about Fossils of Oak Ancestors Discovered in Argentina

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...

Keeping Tabs on Quercus boyntonii

By Patrick Thompson | February 16, 2021

Conservation work focused on Alabama sandstone oak

Read more about Keeping Tabs on Quercus boyntonii

A Propagation Manual for Quercus—in Spanish

By Roderick Cameron | February 13, 2021

A new publication fills a void

Read more about A Propagation Manual for Quercus—in Spanish

Emory Oak Collaborative Tribal Restoration Initiative

By Website Editor | February 12, 2021

Emory oak acorns are a critically important commodity for Western Apache Tribes

Read more about Emory Oak Collaborative Tribal Restoration Initiative

Oak-Focused Seminars Online

By Website Editor | February 12, 2021

Murphy Westwood and Tim Boland presented on oak diversity and conservation.

Read more about Oak-Focused Seminars Online

A Request to IOS Members to Participate in an Oak Research Project

By Website Editor | February 10, 2021

A survey on specialization in oak species

Read more about A Request to IOS Members to Participate in an Oak Research Project

Conversations with Conservationists

By Website Editor | February 9, 2021

Two podcasts about oak conservation

Read more about Conversations with Conservationists

The Red List of Oaks

By Website Editor | December 11, 2020

The Red List of Oaks 2020 has been published, detailing the completed IUCN Red List threat assessments for oaks.

Read more about The Red List of Oaks

When Oak Leaves Fail to Fall

By Andrew Hipp | October 8, 2020

Marcescent leaves persist on deciduous trees through winter.

Read more about When Oak Leaves Fail to Fall

Ascent of the Oaks

By Website Editor | August 13, 2020

An article published in Scientific American recounts how advances in genomics have allowed researchers to reconstruct the evolutionary history of oaks.

Read more about Ascent of the Oaks

Fossils of Oak Ancestors Discovered in Argentina

By Website Editor | June 11, 2020

Researchers have unearthed a collection of chinquapin fruit and leaf fossils in Patagonia that suggests the Fagaceae family has evolutionary roots in the Southern Hemisphere.