Water trefoil, also known as water shamrock or Marsilea minuta, is an aquatic plant that belongs to the fern family. This enchanting plant is widely recognized for its characteristic four-leaf clover appearance, with each leaflet representing a unique and mesmerizing shape. In addition to its common names, water trefoil is sometimes called aquatic clover or four-leaf water fern. This versatile plant thrives in watery environments, adding a touch of elegance and allure to ponds, marshes, and shallow water bodies. Its vibrant green foliage and resilient nature make water trefoil a favorite among water garden enthusiasts and pond owners globally.