Ching, R.C. (1940), On Natural Classification of the Family "Polypodiaceae". Sunyatsenia 5(4): 239 [comb. et stat. nov.]

• Type: Parapolystichum effusum (Sw.) Ching

basionym: Polystichum sect. Parapolystichum Keyserl. legitimate

Tindale, M.D. (1961), Aspidiaceae. Contributions from the New South Wales National Herbarium, Flora Series 211: 59 [taxonomic synonym]

taxonomic synonym of: Lastreopsis Ching legitimate

Brummitt, R.K. (1992), Vascular Plant Families and Genera: 316 [taxonomic synonym]

taxonomic synonym of: Lastreopsis Ching legitimate

Labiak, P.H., Sundue, M., Rouhan, G. & Moran, R.C. (2014), New combinations in Lastreopsis and Parapolystichum (Dryopteridaceae). Brittonia 67(1): 81 [secondary reference]

nomenclatural synonym: Polystichum sect. Parapolystichum Keyserl. legitimate nomenclatural synonym: Dryopteris subg. Parapolystichum (Keyserl.) C.Chr. legitimate

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

taxonomic synonym of: Lastreopsis Ching legitimate

Field, A.R. (2 January 2020), Classification and typification of Australian lycophytes and ferns based on Pteridophyte Phylogeny Group classification PPG I. Australian Systematic Botany 33(1): 73 [secondary reference]

Council of Heads of Australasian Herbaria (29 September 2022), Australian Plant Census: - APC [secondary reference]

nomenclatural synonym: Polystichum sect. Parapolystichum Keyserl. legitimate nomenclatural synonym: Dryopteris subg. Parapolystichum (Keyserl.) C.Chr. legitimate

• APC Comment: Parapolystichum is included in the circumscription of Lastreopsis in SA.
• APC Dist.: SA, Qld, NSW, NI, Vic, Tas

---