Ключевые слова: abstract, background, beautiful, beauty, biology, botanic, botanical, brown, bush, cactus, cactus desert, echinocactus grusonii, edges, flower, garden, gardening, golden barrel cactus, green, green cactus, grow, growing, growth, houseplant, leaves, natural, naturally, pain, pattern, plant, prickly, prickly thorns, succulent, texture, thorn, thorns, tropical,