Ключевые слова: anatomy, anthers, aquatic, biology, bloom, blooming, blossom, blossoming, bog, bogbean, bogs, botany, buckbean, close, closeup, color, endangered, flora, flower, flowering, green, hairs, herb, herbal, lake, leaf, marsh, medical, menyanthaceae, menyanthes, natural, nature, organic, park, perennial, petals, pharmacy, plant, plants, rare, summer, trefoil, trifoliata, water, wetland, white, wildflower, wildlife,