jsandersdc's Identifications

Leaves are simple and grow alternatively. Many small lobes that don't extend over the entirety of the leaf. The lobes are not deep and are roughly the same size. Only one main vein is present.

The middle tree of the three massive Bur Oaks west of the MWRD Deep Tunnel overflow ditch on the northern side of Chicago River.

Found growing between bricks on path. Cultivated two doors down but this was found growing like a weed.