Ключевые слова: age, aging, azure, background, biology, blossom, botanical, botany, brown, concept, cycle, dandelion, development, ecological, ecology, environment, environmental, evolution, flora, flower, green, grow, growing, idea, life, loading, maturing, modification, natural, nature, paper, petal, phase, plant, progress, ripen, season, seed, sequence, spring, stages, stem, symbol, time, yellow, young,