Ching, R.C. (1941), Bulletin of the Fan Memorial Institute of Biology; Botany 10: 247 [primary reference]

Bostock, P.D. in McCarthy, P.M. (ed.) (1998), Thelypteridaceae. Flora of Australia 48: 358 [nomenclatural synonym]

nomenclatural synonym of: Pneumatopteris pennigera (G.Forst.) Holttum legitimate

Council of Heads of Australasian Herbaria (31 July 2018), Australian Plant Census: - [orthographic variant]

orthographic variant of: Cyclosorus penniger (G.Forst.) Ching legitimate

---