abstract autumn bark concept Cupressaceae cypress forest limb limbs magical tree trees trunk winter wood woods conifer landscape narrow natural nature pine plantation shadow sunlight tall texture thin Castanea chestnut cracked England english fissured Great Britain old rough Sussex wild Atmospheric phenomenon blue branch freezing Morning Natural landscape scene snow twig erosion exposed ground grow growing leaves network nutrients radiating root Roots Soil Stump tangled woodland backgrounds bare brown bumps close-up colors colours contrast cracks dark dry edge edges gnarled gray grey grooves layers light lined lines mottled patterns perspectives ridges shade shades-of-colour shadows shapes strips surface surfaces textured textures tree-trunk uneven wallpaper wrinkled wrinkles wrinkly field green oak Quercus rural South Downs summer glade refreshing art artwork dead-wood grain hard-wood lumber painted painting patterned shape shaped surfaced timber twisted variations varieties wood-grain