rock greenshield lichen – flavoparmelia baltimorensis

alga algae america american americana appalachain appalachia appalachian background baltimorensis biodiversity black blue blueridge boulder brown caperata common ears ecology family flavoparmelia folded fungi fungus granules greenish greenshield grow growing lichen lichens mountain mountains mountian mountians mushroom mycete mycetes nature organisms parkway parmelia parmeliaceae pattern pky plant ridge rock rubbery states stone surface symbiosis symbiotic texture united usa virginia