American Featherfoil is a popular plant species that belongs to the watermilfoil family. Commonly known as fine-leaved watermilfoil, this plant is characterised by its thin, feathery foliage and vibrant green hue. American Featherfoil has several synonyms, including myriophyllum exalbescens, crucian carp weed, and white-stemmed watermilfoil. Additionally, it is often referred to as simply Watermilfoil, a term that is also used to describe a larger group of aquatic plants that share similar characteristics. American Featherfoil can be found in various wetland habitats, including ponds, lakes, and slow-moving rivers, making it a popular choice for aquatic gardeners and pond owners.