Ключевые слова: aquatic, bloom, blooming, blossom, blossoming, botanic, botanical, botany, bunch, closeup, daylight, detail, flora, floral, flower, flowering plant, foliage, garden, group, leaf, macro, monocotyledonous, natural world, nature, ornamental, outdoors, perennial, petal, pickerel weed, pickerelweed, plant, pond, pontederia cordata, pontederiaceae, purple, stem, violet, water plant,