Photo tree & nature
treenatureforestwildernessplanthikingtrunkspringjungletreesCreative Commonscool imageconiferousfirvegetationtropical forestbranchesdeciduoustrunksPennsylvaniaold growth forestrelictforestgrovearray an foresthabitatiecosystembiomeold forestnatural environmentgeographic featurewoody planttemperate broadleaf and mixed foresttemperate coniferous forestterrestrial plantriparian forestcameroncountyelkstateforestpennsylvaniawildsunderstory