abstract autumn autumnal background brown color colored colorful colors colour coloured colourful colours dark dropped edge edges fall fallen leaves light lines nature plants russet shapes shed texture textures variations variety angular beige decay design desktop dez pain geometric gray grey grunge oxidation paper pattern render rust squares stripes swirls vector wallpaper waves white xymonau architecture blue city details door grungy home house old paint peel plank structure urban wall wood wooden attached boards coated edged fastened fixed lumber nailed overlapped overlapping painted planks rectangular rural smooth surface surfaces textured timber wall-timbers wood-grains wooden-wall burr Castanea chestnut chinkapin chinquapin Fagaceae fruit green grove inner marron outer quill quills saavem sativa shell skin sweet tree