Fronds 1-3 m; stipes tuberculate. Laminae bipinnate; pinnae 60-70 cm, up to 30 cm wide, with 12-14 pairs of (sub-) opposite pinnules; pinnules oblanceolate, 12-18 × ca. 2 cm, bases rounded, margins densely shallowly crenate, apices acuminate. Veins obvious abaxially, obscure adaxially; false veins short, just surpassing sori. Sori 0.3-0.5 mm from margin, 0.5-0.7 mm, composed of 10-12 sporangia.

● Forests. Hainan.