This tree was about 15 feet tall, with leaves around 1.5-in by 3.0-in. It had widely-spaced berries that were round, approximately 3/8" across, and seemed to have a dark plum color. Can you name it?
Looks like: Carolina Buckthorn (Frangula caroliniana)
Here is a link that might be useful: Carolina Buckthorn pictures
TG, that looks right. Thanks for the help.