Ключевые слова: abstract, age, annual, background, brown, circle, circular, concentric, crack, cut, design, forest, growth, history, illustration, isolated, life, line, log, lumber, material, natural, nature, old, organic, ornament, pattern, pine, plant, ring, ripple, rough, round, section, sequoia, shape, slice, split, stump, surface, texture, textured, timber, tree, trunk, white, wood, wooden, year,