Ключевые слова: abstract, background, beautiful, beauty, botanical, botany, bright, closeup, design, detail, ecology, environment, fern, ferns, flora, foliage, forest, fresh, frond, green, growth, leaf, leaves, light, macro, microscope, moist, natural, nature, ornamental, pattern, plant, polystichum, powder, reproduction, ripe, science, shape, shield, sori, sorus, sporangia, sporangium, spore, spores, spring, stem, summer, sword, texture, tropical, vegetation, wallpaper, white,