abstract appearance backdrop background branch brown creased creases Dirt dirty folds light lines palm branch palm branch wood textures smooth textures uneven wavy wood wood grain wood textures cracked cracks grained grains gray grey palm-bark palm-tree palm-trunk texture textured timber trunk wood-grain wood-textures wooden carpentry doors honey oak polished structure wood tree desktop mulch structure structures wallpaper wood chips floor flooring grain laminate lumber madera natural nature pergo sheet artificial blended glossy grooves groovy metal metal-sheeting molded-metal patterns perspectives pretend-wood resemblance style superficial surface surfaces wooden-plank-appearance plancha