sections of tree trunks

abstract age aged background brown center chopped circle circular close closeup color concentric coniferous crack cut cutting cycles dead death deforestation dry ecology evergreen forest frame growth heartwood industry log logger lumber material mature natural nature old organic oval parched pattern patterns pine pith plant planting print radial radiate ring rings rough sap saw scar section short stem stump texture textured textures timber tree trees trunk trunks warm wood woodcutter wooden woods woodwork woody year years