What is bolbitus?

Bolbitus is a genus of aquatic ferns that belong to the family Blechnaceae. They are native to tropical and subtropical regions of Africa, Asia, and Australia. The fronds of Bolbitus ferns are pinnate, meaning that they have a central stem with smaller leaflets branching off on either side. The leaflets are dark green in color and glossy in texture, with a slightly wavy edge. Bolbitus ferns are popular in aquariums because they are hardy and can tolerate a wide range of water conditions. They are particularly well suited to low-light environments and can grow submerged or partially submerged in water. Bolbitus ferns are also common in terrariums and vivariums because they provide a naturalistic look and help to regulate humidity levels.