Medium-sized to large terrestrial, epiphytic or
epilithic fern. Rhizome stout, robust, covered with dark stiff hard bristles.
Stipe stout smooth, erect, longer than the lamina, grooved on the upper
surface, polished black in colour. Fronds large, fan-shaped. Lamina cut to the
base at equal divisions, each half divided into several long linear lobes.
Veins dichotomously branched, the first vein dichotomously branched and divides
the lamina into two equal halves. Sori small, round, exindusiate, irregularly
scatter, perispore thin, surface smooth or sometimes rugose.