Waterleaf, also known as Hydrophyllum, has several synonyms that vary depending on the location and use. In North America, it is known as Indian salad, wild spinach, water saxifrage, and longroot. In Europe, it is called Umbrellawort, while in Asia, it is known as phương khổng lồ, or giant elephant ear. Waterleaf is a genus of flowering plants that grow in water-abundant areas and have a soft, succulent texture, making it a perfect ingredient for salads and soups. With different names around the world, waterleaf remains an essential part of many cultures' cuisines and medicines.