Rhizome creeping, stiff, branching, c. 1 mm. diam., densely clad in light brown linear-attenuate paleae; stipites rather distant to approximate, paleate at base. Stipes 5-30 cm. long, slender, wiry, erect, dark brown, shining, glab. Rhachis similar. Lamina 3-20 cm. long, linear, pinnate, membr. Pinnae of sterile fronds c. 5 × 4 mm. (rarely up to 10 mm. long), obliquely cuneate-flabellate, patent, opp. to subopp.; veinlets forked; upper margin shallowly to rather deeply lobed or toothed, lower entire. Pinnae of fertile fronds cuneate-oblong, c. 5 × 4 mm. (rarely longer) deflexed; margins becoming strongly reflexed, entire or nearly so. Sori extending along upper margin of pinna; indusium broad, delicate, minutely toothed.

n = 34