old tree stem cross section

abstract agingprocess background backgrounds baretree beautyinnature branch brown builtstructure businessfinanceandindustry circle colors concentric constructionindustry crosssection cutting deadplant deforestation destruction dirty factory firewood forest history industry land log lumberindustry material nature nopeople oaktree organic outdoors park partof pattern photography pinewood plantbark plantstem root sawdust season shortlength socialissues stem texture tree wood