Callery pear (Pyrus calleryana) is a highly problematic invasive tree in eastern North America. Understanding the ecology of Callery pear invasion has been a goal in the McEwan Lab for the past several years. Here we want to provide a synopsis of some of this work.

Here is an overview article we published on this species:

https://theconversation.com/once-the-callery-pear-tree-was-landscapers-favorite-now-states-are-banning-this-invasive-species-and-urging-homeowners-to-cut-it-down-198724