Caudex short, erect, its apex covered with red-brown scales to 28 × 1 mm; stipe to more than 60 cm long, its basal scales like those of the caudex, those above the base dark, bristle-like, spreading at right angles, 10-12 mm long decreasing distally to 6-7 mm; lamina to more than 60 cm long; basal pinnae to 26 cm long (including stalk 1.5 cm) bearing c. 6 pairs of free and 2 or 3 pairs of adnate pinnules; basal basiscopic pinnule to 12 × 3.6 cm bearing 1 pair of very deeply lobed tertiary leaflets to 2.8 × 1.2 cm; basal acroscopic pinnule to 6 cm long; second pair of pinnae bearing up to 5 pairs of free pinnules with basal lobes lobulate to crenate, distal lobes entire; lower surface of pinna-rachis bearing scales 2-3 mm long with inflexed edges and widened clathrate basal part; appressed glands variably present on and between veins of pinnules; sori about medial on veins in pinnule-lobes (sometimes near bases of both branches of a forked vein); indusia thin, rather large when young, crumpled when old, bearing slender glands.
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