Hitchcock, A.S. (20 March 1920), The genera of grasses of the United States: with special reference to the economic species. Bulletin, United States Department of Agriculture, Washington, D.C 772: 138 [comb. nov.]

basionym: Agrostis lutosa Poir. legitimate

Audas, J.W.C., St John, P.R.H. & Morris, P.F. (1932), Alien plants recorded as naturalised in Victoria. The Victorian Naturalist 49: 155 [secondary reference]

Walsh, N.G. in Walsh, N.G. & Entwisle, T.J. (ed.) (1994), Poaceae. Flora of Victoria Edn. 1, 2: 498 [nomenclatural synonym]

nomenclatural synonym of: x Agropogon littoralis C.E.Hubb. nom. illeg., nom. superfl.

Council of Heads of Australasian Herbaria (2008), Australian Plant Census: - [secondary reference]

orthographic variant: Polypogon litoralis F.Muell. orth. var. nomenclatural synonym: Agrostis littoralis With. nom. illeg. nomenclatural synonym: Agrostis lutosa Poir. legitimate nomenclatural synonym: Polypogon littoralis Sm. nom. illeg., nom. superfl. nomenclatural synonym: x Agropogon lutosus (Poir.) P.Fourn. legitimate nomenclatural synonym: x Agropogon littoralis C.E.Hubb. nom. illeg., nom. superfl. taxonomic synonym: Agrostis subaristata Aitch. & Hemsl. legitimate

• APC Comment: Some authors (e.g. C.E.Hubbard, Grasses 2nd edn, 309 (1968)) consider this taxon to be a hybrid, on the basis that it was male-sterile with the anthers remaining closed. However, Australian specimens examined produce pollen and seed (S.W.L.Jacobs, pers. comm. 2007).
• APC Dist.: SA (naturalised), Qld (naturalised), NSW (naturalised), Vic (naturalised), Tas (naturalised)

Jacobs, S.W.L., Whalley, R.D.B. & Wheeler, D.J.B. (2008), Grasses of New South Wales Edn. 4: 356 (fig.) [secondary reference]

nomenclatural synonym: Polypogon littoralis Sm. nom. illeg., nom. superfl. nomenclatural synonym: x Agropogon littoralis C.E.Hubb. nom. illeg., nom. superfl. common name: Perennial Beardgrass [n/a]

Weiller, C.M., Jacobs, S.W.L. & Thompson, I.R. in Wilson, A.J.G. (ed.) (2009), Polypogon. Flora of Australia 44A: 231, 233, Fig. 32A [secondary reference]

nomenclatural synonym: Agrostis lutosa Poir. legitimate nomenclatural synonym: Polypogon littoralis Sm. nom. illeg., nom. superfl. nomenclatural synonym: x Agropogon lutosus (Poir.) P.Fourn. legitimate nomenclatural synonym: x Agropogon littoralis C.E.Hubb. nom. illeg., nom. superfl. taxonomic synonym: Agrostis subaristata Aitch. & Hemsl. legitimate common name: Perennial Beardgrass [n/a]

Council of Heads of Australasian Herbaria (2010), Australian Plant Census: - APC [secondary reference]

orthographic variant: Polypogon lutosis S.W.L.Jacobs, R.D.B.Whalley & D.J.Wheeler orth. var. nomenclatural synonym: Agrostis lutosa Poir. legitimate nomenclatural synonym: x Agropogon lutosus (Poir.) P.Fourn. legitimate nomenclatural synonym: x Agropogon littoralis C.E.Hubb. nom. illeg., nom. superfl. taxonomic synonym: Agrostis littoralis With. nom. illeg. taxonomic synonym: Polypogon littoralis Sm. nom. illeg., nom. superfl. taxonomic synonym: Polypogon litoralis F.Muell. orth. var. taxonomic synonym: Agrostis subaristata Aitch. & Hemsl. legitimate

• APC Comment: Some authors (e.g. C.E.Hubbard, Grasses 2nd edn, 309 (1968)) consider this taxon to be a hybrid, on the basis that it was male-sterile with the anthers remaining closed. However, Australian specimens examined produce pollen and seed (S.W.L.Jacobs, pers. comm. 2007).
• APC Dist.: SA (naturalised), Qld (doubtfully naturalised), NSW (naturalised), Vic (naturalised), Tas (naturalised)

Bostock, P.D. & Holland, A.E. (August 2016), Appendix A: New names and name and status changes 2015 census to 2016 census. Introduction to the Census of the Queensland Flora 2016: 24 [secondary reference]

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