Stipe to 45 cm, dark bearing sessile glands throughout and long septate hairs near base, also distally in the groove; scales thin, to 10x3 mm. Lamina to 5 long; pinnae to 25 pairs; basal pinnae to 2.1 cm wide in middle, narrowed to base with basal acroscopic lobe enlarged, dentate to deeply lobed, almost free, rarely to 15 mm long. Pinnae above base to 11x1.8 cm, acuminate; lobes not falcate, entire or nearly so; costules 3.5-4 mm apart; veins 6-7 pairs; glands present on lower surface of rachis, costae and costules, sparse septate hairs on rachis and costae (sometimes absent), many very narrow scales on costae and costules; upper surface of rachis bearing septate hairs 1-1.5 mm long, similar but shorter hairs on costae and costules; sometimes a few glands on costae and costules. Sori large, somewhat inframedial, Alling lower surface at maturity; indusia glandular.
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