Description

Rhizome erect to sub-erect, up to 10 mm; scales dark brown, entire, attenuate, up to 6 mm. Fronds tufted, not proliferous, dimorphe. Sterile fronds half the size of the fertile fronds. Stipe 8-22 cm, glabrous. Lamina 8-26 cm × 3.2-8.5 cm, pinnate to 2-pinnate, triangular-lanceolate in outline. Pinnae lanceolate, apex obtuse to acute, base asymmetrical cuneate, margins incised more than 1/2 way to the costa becoming pinnatifid towards the pinnae base with a free basal acroscopic lobe; venation pinnate. Rhachis subglabrous. Sori oval, set along the costa, indusium entire.