Fronds dark green, 1-2 m; stipes tuberculate. Laminae bipinnate; pinnae narrowly ovate, 40-60 × 15-18 cm, with 25-27 pairs of pinnules; pinnules 12-15 × 3-5 cm, bases rounded to truncate, margins regularly serrate, apices acuminate, curved acroscopically. Veins obvious, false veins absent. Sori 1-3 mm from margin, 2-4 mm, composed of 18-20 sporangia.

● Broad-leaved forests; 400-1600 m. Guangxi, Yunnan.