Genus Laminaria is a type of brown seaweed commonly found in temperate coastal waters. It is also known as the kelp or tangleweed due to its filamentous and tangled appearance. Some other synonyms for Genus Laminaria include chorda, devil's apron, sea oak, sea belt, and rockweed. The plant can grow up to 60 meters in length and is a significant source of iodine that can be used for various purposes. Its high concentration of minerals and vitamins make it an essential ingredient in many supplements and cosmetics. Genus Laminaria also plays a crucial role in the aquatic ecosystem by providing a habitat for many marine organisms.