Caudex to 30 cm tall. Stipe 20-25 cm long, very dark at base, dark reddish distally; scales to 4x 2.5 mm. Lamina to 45 cm long; pinnae 20 pairs or more; lower pinnae 2-4 pairs somewhat reduced, lowest 2.5-3 cm long. Largest pinnae 4.5 x 1.2 cm (fertile), 5.0xl. (sterile), abruptly narrowed at apex; lobes slightly oblique, subtruncate, toothed at ends of veins, lowest lobes of fertile pinnae strongly dentate; costules 3-3.5 mm apart; veins 4 pairs; lower surface of rachis and costae bearing hairs almost 1 mm long, scales on costae all very narrow, costules and veins bearing small glands; upper surface of pinnae glabrous apart from hairs on costae. Sori inframedial; indusia large, glabrous.
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