The Dryopteris filix-mas, also known as the male fern, is an evergreen fern species that occurs naturally in Europe, Asia and North America.
 
The plant has an upright habit and can reach a height of about 1 meter. The leaves are pinnate and have a fresh green color. Dryopteris filix-mas is a popular fern species for its decorative leaves and ability to purify air. It is an outdoor fern and grows quickly in the right conditions. The plant needs a moist environment and cannot withstand direct sunlight.