Stipe to 15 cm. Lower pinnae gradually reduced (sometimes a gap between lowest and next ?), lowest 5 cm or more long, longest 50 cm. Pinnules to 70 by 15 mm, lobed nearly to costa; costules 3-3½ mm apart; veins to 8 pairs; lamina-segments rather thin, more or less crenate. Sori near costules; indusium at first completely covering sorus, rather thin, breaking irregularly and sometimes in part caducous. Scales and hairs: pinna-rachis pale and glabrescent on lower surface, warty towards base, sometimes with residual narrow scales bearing a few setae; bullate scales present throughout lower surface of costae and on costules; sometimes narrow setiferous scales present also near base of costae.
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