Log in

FlexSlideshowBlock

Editor's Picks

quercus_lanuginosa_type_-_copy.jpg
An attempt to settle the matter of this controversial name
Allen Coombes and Roderick Cameron | Aug 16, 2021
The IOS logo in black and white
The story of how the IOS logo came into being
Allen Coombes | Jul 31, 2021
Phylogenetic tree
IOS members Paul Manos (Duke University) and Andrew Hipp (...
Andrew Hipp | Jun 16, 2021

Plant Focus

The Compton oak at Colonial Williamsburg
A natural hybrid between Quercus lyrata (overcup oak) and Q. virginiana (Southern live oak)

Latest Articles

1_lymantria_dispar_2019_photo_by_nathan_oalican_0.jpg
A new study sheds light on why some oaks survived a recent multi-year outbreak of an invasive moth
anps_logo_0.jpg
Dr. Suresh Subedi, Assistant Professor at Arkansas Tech University, presented an ongoing project that analyzes herbarium specimens of oaks collected in Arkansas, USA.
gcco_logo_color_fix.jpg
The Morton Arboretum and United States Botanic Garden (USBG) announce a new partnership to advance the conservation of threatened trees in the United States.

Latest Blog Posts

Queen Elizabeth Oak at Cowdray Park
Mat Disney and his team study oaks using a terrestrial laser scanner
eik_ik.jpg
Stories about oaks in the Netherlands
Notre-Dame-de-Paris
"Ecocide" or eco-friendly?
obtecta_small_4.jpg
Until recently, the name had been considered unplaced
screenshot_2021-02-20_101018.jpg
A video clip by filmmaker Alon Issashar focuses on oak trees in Israel

Upcoming Events

ids_logo_0.jpg
Sep 29, 2021 to Oct 04, 2021
An IDS Tour will feature four iconic oak collections
crew2.jpg
Oct 19, 2021 to Oct 21, 2021
Virtual Global Symposium and Workshop
logo_square.jpg
Jan 17, 2022 to Jan 21, 2022
POSTPONED UNTIL JANUARY 2022!
ios_logo_square_for_website_21.jpg
Oct 24, 2022
POSTPONED UNTIL FALL 2022! Dates will be announced in due course.