Ключевые слова: agriculture, alternative, alternative medicine, amaranth, amaranthaceae, amaranthus, amaranthus retroflexus, angiosperm, annual crops, background, biennial plants, botanic, botanical, botany, bud, closeup, common tumbleweed, edible, environment, field, flora, foliage, food, fresh, garden, grass, green, green amaranth, growth, healthy, herb, herbal, herbal therapy, leaf, leaves, medical, medicinal, medicine, natural, nature, organic, outdoor, pigweed, plant, spinach, summer, tumbleweed, vegetable, wild,