Stipe to 20 cm long, black at base, reddish upwards, short-hairy throughout, basal scales thin, ovate, 3-4 xl.5 mm. Lamina 30 cm long; pinnae 18-20 pairs; lowest pinnae sometimes a little reduced, basal acroscopic lobe not free. Largest pinnae 6.7 x 1.7 cm, short-acuminate; lobes falcate and slightly toothed; costules to 4 mm apart; veins 7-8 pairs, prominent on lower surface; rachis and costae on lower surface densely covered with erect acicular hairs and filiform scales, on rest of surface red glands; no glands on upper surface. Sori asplenioid, occupying almost whole length of all veins, some of them hooked as in Athyrium, rarely reniform; indusia bearing glands and sometimes a few short acicular hairs.
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