Caudex short, erect, bearing many tough roots; stipe to 10 cm long, dark brown, glabrous, basal scales narrow, not rigid; lamina firm, to 12 cm long, consisting of an apical leaflet and 1 or 2 pairs of pinnae, apical leaflet 8 × 1.4 cm, its base narrowly decurrent, its apex acuminate, its lower middle part obliquely lobulate; basal pinnae short-stalked, bearing one free elongate narrow entire pinnule and rarely a second one, apical part of pinna shaped as frond-apex; main veins in pinnae close together and very oblique, the areoles between them having few included veinlets; surfaces glabrous apart from a few minute hairs in the adaxial groove of the rachis; sori often in only one row between main veins, additional ones sometimes present; indusia firm, glabrous.
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