Azolla Caroliniana is a type of small aquatic fern that grows in shallow or still waters. In scientific literature, it is also referred to as Azolla filiculoides, Azolla mexicana, and Azolla microphylla. Additionally, it is commonly named Carolina Mosquito Fern, Water Velvet, and Small Water Fern. Azolla Caroliniana is known for its nitrogen fixation abilities which make it a valuable biofertilizer and it also has a significant role in remediation of water bodies. Despite having different names in scientific literature and common usage, Azolla Caroliniana is recognized as a plant with great potential for environmental sustainability and agricultural practices.