Adiantum is a genus of ferns commonly known as maidenhair ferns. They are characterized by their delicate, fan-shaped leaves and dark, wiry stems. These ferns thrive in moist, shaded environments, often found in forests and along stream banks. There are about 200 species of Adiantum worldwide, with some popular varieties used in gardens and as houseplants. They are appreciated for their ornamental beauty and ability to tolerate low light conditions. Additionally, Adiantum ferns are known for their air-purifying qualities, making them a great choice for indoor spaces.