Ключевые слова: adler, beech, big, blue, bracken, branch, clear, cloudy, color, country, countryside, design, dirt, fern, foliage, forest, fresh, gilan, grassland, green, growth, iran, iranian, jungle, land, landscape, leaf, leaves, low, meadow, nature, northern, oak, outdoor, pasture, persian, plant, plants, road, sky, slope, sunny, thelypteridaceae, travel, tree, trees, trunk, twig, view, woodsiaceae,