Ключевые слова: arvense, asteraceae, background, beautiful, beauty, bloom, blooming, blossom, bright, canada thistle, cirsium, cirsium arvense, closeup, creeping, creeping thistle, field, field thistle, flora, floral, flower, flowerhead, garden, green, group, leaf, leaves, light, lilac, many, meadow, natural, nature, noxious weed, pale, pink, pinkpurple, plant, purple, spines, spiny, stem, summer, sun, tall, thistle, vegetation, violet, weed, wild, wildflower,