Epiphyte; rhizome stout, long-creeping, with appressed, round, peltate scales having irregular margins. Leaves simple, deeply pinnatifid, glabrous; petioles 10-25 cm long; blades triangular, acuminate at apex, truncate at base, 15-60 cm long, 7-15 cm wide, the lobes 10-15 mm broad, obtuse at apex; veins areolate. Sori round, in 2 rows, in areoles along midrib of lobes. Croat 10363.