Caudex short, erect; fronds very dimorphous. Sterile frond: stipe commonly less than 5 mm long (to c. 30 mm); lamina commonly to 15 × 6 cm (largest seen 24 × 7 cm), base ± cordate where stipe is short, cuneate where stipe is longer, margins entire or ± sinuous, not deeply lobed, apex obtuse; all small veins distinct on both surfaces; both surfaces quite glabrous. Fertile frond: stipe to 15 cm long, ± persistently scaly, scales thin, light brown, to 7 mm long and 0.5 mm wide; lamina to 12 cm long, commonly 8 mm wide, very gradually narrowed to base and to apex; margins often ± sinuous; very narrow scales present on lower surface of costa; venation much reduced and lacking included veinlets in areoles, the main veins very oblique, connected by simple cross-veins; sori spreading all along cross-veins.
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