Comment by dkoubsky

The London plane tree, a hybrid between the eastern sycamore and the american sycamore, could be an example of this. They were some of the only trees that could cope with the heavy pollution in London during the industrial revolution. Here's more information if anyone's interested: https://londonist.com/2015/03/the-secret-history-of-the-lond...

EDIT: Looks like someone also mentioned the london plane before me