Curleyleaf pondweed (Potamogeton crispus) is an aquatic plant that can be found in ponds, lakes, and slow-moving streams. It is a common submerged plant that has long, curvy leaves that are green in color and can grow up to 3 feet long. It is known for its role in providing food and shelter to a variety of freshwater fish and invertebrates. Some synonyms for curleyleaf pondweed include curly pondweed, crisp pondweed, wavy-leaved pondweed, and crested pondweed. These synonyms are often used interchangeably and can help identify the plant in different regions and contexts.