unidentifiable

Hello! I have a new tree, it got very sick in 2 weeks. All the leaves seem to be sad, pointing down and some leaves have very small black dots that weren’t there before, i also see some leaves getting dry. Does someone know what is happening and what could i do? Does someone know which kind of...

I collected this tree in the Clarksburg and Fairmont area of West Virginia. Lots of hills and mountains. I really have no clue what species it is. I have been searching all over the internet for something close to it. Lots of Beech grow where I dug it up, but I know it's not beech. The new...