Hymenophyllum cupressiforme

Rhizome creeping, narrow, sparsely hairy. Fronds irregularly spaced, semi-erect, 2–8 cm long. Rachis with narrow wing which may extend on to stipe. Lamina up to 3-pinnate, divided on, both sides of primary pinnae, shape variable, green to dark green, dull, ultimate segments short and broad; margin coarsely serrate; apex slightly wider, blunt. Sori large, only 1 per pinna, terminal on short segments arising from secondary rachis (adjacent to main rachis), not immersed in lamina; indusium deeply 2-lipped wider than segment, broadly obovate, apical margins sharply toothed or almost entire, ripe sporangia sometimes protruding.