Photo: Beware all Yankees who dare enter the Blue Ridge Mountains!
Photo: Usnea lichen (the hairy one) growing on a pine tree.
Photo: A rock outcrop on Roan Mountain (Tennessee)
Photo: Umbilicaria mammulata growing on a rock outcrop.  The lichen species was different here, so I figured this was the odd outcrop we were looking for.  Turns out it was a good guess.  See?  Knowing some biology really does help with geology!
Photo: An eclogite facies near Bakersville.  Lots of garnet in them there rocks!
Eric Mumper
A rock outcrop on Roan Mountain (Tennessee)
no plus ones