Rhizome c. 5 mm. in diam., short, creeping, with tufted fronds and with brown subentire narrowly lanceolate attenuate rhizome-scales up to 3 mm. long. Stipe atrocastaneous, up to 25 cm. long, terete, thinly pubescent with short appressed hairs and a few pale subulate scales, becoming glabrous with age. Frond erect, thinly coriaceous. Lamina up to 30 x 9 cm., very narrowly to narrowly oblong in outline, simply pinnate (the lowest pinnae undivided); pinnae petiolulate, up to 5 x 0.15 cm., very narrowly linear, obtuse, with a cordate base articulated at the apex of a short atrocastaneous petiolule; ventral surface glabrous, dorsal surface glabrous except for pale flexuous hairs along the costa; rhachis terete, atrocastaneous, persistently thinly villous with hairs and very narrow pale-brown scales. Sori in a continuous line at maturity; indusium continuous, erose, membranous.