A small fern. It grows 15 cm tall. It grows on tree trunks and rocks. The fronds are of two forms. The sterile fronds are 2 cm long. The blade is broadly oval and 10 cm long by 3 cm wide. The base is wedge shaped. The fertile fronds are 6 cm long. These blades are narrowly oblong. They are 10 cm lonf by 5 mm wide.