It looks like a cherry blossom to me. My reasoning for this is because of the "rings" in the bark, the branch structure also looks really similar to how cherry blossoms look.

It could be a cherry blossom tree. I'm guessing you're in the northeast US based on this tree and the southern lilac in the back left. I'm also in the northeast US, and the cherry blossom trees are losing their leaves here already.

A