stout. covered with large scales and bears thick fleshy stout roots.
Stipes and frond about 4 m tall. Fronds
pinnate, pinnae many, simple, stalked, only upper ones fertile. Sterile pinnae
oblique, bases somewhat unequal, cuneate to rounded, apex abruptly rounded to
truncate. Texture coriaceous, green when young, yellowish at maturity, midrib
grooved above and strongly raised below. Veins raised on the lower surface, not
visible on the upper surface, Fertile lamina shape like the sterile but
smaller, the uppermost sessile or even adnate to the stipe the terminal lamina
similar to the upper lamina. Sori covered all over the lower surface of pinnae.