Another forb

[Yarg]

This one has an oak looking leave is growing in a shady spot has white flowers with yellow stamen and has a thorny stem like BlackBerry thanks

 

[Native Hunter]

Eastern Black Nightshade (Solanum ptycanthum) or possibly Bull Nettle (Solanum carolinense). Very much alike and same family.

The light part of Bull Nettle flowers can be white or light violet.