Schizaea rupestris
Sterile fronds simple, flat, without revolute margins, smooth, glossy, 1–2.5 mm broad, 7–10 pairs of sporangia on a soriferous pinnule. Soriferous heads single, on simple flattened fronds. Coast south of Gosford and adjacent plateaus; Blue Mts. Near waterfalls on damp rocks or in moist sandstone caves