While big, leafy oak trees can provide a welcome shade canopy for your yard, the same shade might be overwhelming to some plants you want to grow — especially your grass. This is why ...

The largest botanical specimen at the Natural History ... Playing the rings of an oak tree He uses a special camera that reads the grain on wooden discs sliced from trees and converts them into ...

O ver a third of threatened or understudied oak tree species in Mesoamerica are not held in managed botanical collections anywhere in the world, and for many species, protection of their native ...