Ключевые слова: armenian basketflower, bachelors button, bed, big yellow centaurea, bighead knapweed, botanic, botanical, botany, centaurea macrocephala, closeup, detailed, florets, flowering, garden, gardening, growing, hardhat, head, introduced, lemon fluff, macro, nature, ornamental, outdoors, petals, plant, summer, sun, sunlight, vegetation, weed, yellow,