Oak trees are a keystone species, - The Morton Arboretum

Oak trees are a keystone species, critical to the survival of entire ecosystems. As oaks decline, so can 500 species of birds, animals, and insects that

How do you conserve a rare Oak? Learn from NALT Biologist Ron Lance., North American Land Trust posted on the topic

Researchers find extinct oak tree hiding in plain sight •

The Morton Arboretum, United States Botanic Garden partner to protect threatened trees

10 tree species native to Illinois are at risk of extinction, study finds: How you can help – Shaw Local

Illinois Issues: State's Oaks Squeezed Out By Other Species

Conservation Recommendations for Trees Under Threat

The Morton Arboretum Assesses U.S. Tree Genera at Risk – Center for Invasive Species Prevention

keystone species Archives - Center for Plant Conservation

Conservation of threatened oaks in Mesoamerica - Fondation Franklinia

UC Davis Arboretum and Public Garden - Program for October 22

Oak Collection The Morton Arboretum