Perennial. Rhizome thick, oblique. Leaves 20-60 cm, rigid; blade ovate-lanceolate to deltoid in outline, dull green, glabrous or sometimes glandular, 2-pinnate, pinnae lanceolate, pinnatisect into dentate or pinnatifid segments; petiole shorter than blade, green, covered with rather large, buff-coloured, scarious scales. Sori in 2 rows; indusium glabrous or sometimes glandular.