abstract appearance architectural background colors colours decorative Designs details distinct distinctive edged edges exterior external fancy interconnected interlinked light linear lined lines mosaic patterns perspectives rectangular rough shaped shapes slabs smooth stone stonework strength style surface surfaces textured textures thick thin tiled tiles uneven variation varied various wall wallpaper autumn autumnal blue branches brown color colored colorful coloring colour coloured colourful colouring display edge fall foliage green leaves lighting maroon nature red reddish russet seasons shade shadows skies sky sunlight sunshine texture tree variations variety acidic antibacterial antioxidants astringent citric-acid citrus citrus-fruit citrus-limon cleaning cleaning-agent cooking culinary ellipsoidal food fresh fruit health-benefits healthy inner-flesh juice lemon limonin limonoids medicinal oval peel pulp raw refreshing rind Segmented segments shape sour tart taste yellow zest