Obermeyer, A.A. (1983), South African Journal of Botany 2: 243 [tax. nov.]

• Type: Protasparagus aethiopicus (L.) Oberm.

Conran, J.G. & Forster, P.I. (24 July 1986), Protasparagus africanus (Asparagaceae) a serious weed for south-eastern Queensland. Austrobaileya 2(3): 300 [secondary reference]

Clifford, H.T. & Conran, J.G. in George, A.S. (ed.) (1987), Protasparagus. Flora of Australia 45: 159,161 [secondary reference]

taxonomic synonym: Asparagopsis (Kunth) Kunth nom. illeg.

Stanley, T.D. in Stanley, T.D. & Ross, E.M. (1989), Liliaceae. Flora of South-eastern Queensland 3: 24 [secondary reference]

Brummitt, R.K. (1992), Vascular Plant Families and Genera: 351 [taxonomic synonym]

taxonomic synonym of: Asparagus L. legitimate

Wheeler, J.R. in Wheeler, J.R. (ed.) (1992), Asparagaceae. Flora of the Kimberley Region: 990 [secondary reference]

Harden, G.J. in Harden, G.J. (ed.) (1993), Asparagaceae. Flora of New South Wales 4: 45 [secondary reference]

Malcomber, S.T. & Demissew, S. (1993), The status of Protasparagus and Myrsiphyllum in the Asparagaceae. Kew Bulletin 48(1): 63-78 [secondary reference]

Malcomber, S.T. & Demissew, S. (1993), The status of Protasparagus and Myrsiphyllum in the Asparagaceae. Kew Bulletin 48(1): 63 [taxonomic synonym]

taxonomic synonym of: Asparagus L. legitimate

Conran, J.G. in Walsh, N.G. & Entwisle, T.J. (ed.) (1994), Liliaceae. Flora of Victoria Edn. 1, 2: 641 [secondary reference]

Kubitzki, K. & Rudall, P.J. in Kubitzki, K. (ed.) (1998), Asparagaceae. The Families and Genera of Vascular Plants 3: 128 [taxonomic synonym]

taxonomic synonym of: Asparagus L. legitimate

Council of Heads of Australasian Herbaria (2006), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Asparagus L. legitimate

Mabberley, D.J. (1 May 2008), Mabberley's Plant-Book Edn. 3: 702 [taxonomic synonym]

taxonomic synonym of: Asparagus L. legitimate

Council of Heads of Australasian Herbaria (2009), Australian Plant Census: - [secondary reference]

orthographic variant: Protoasparagus J.W.Green orth. var.

Council of Heads of Australasian Herbaria (2009), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Asparagus L. legitimate

Council of Heads of Australasian Herbaria (29 September 2022), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Asparagus L. legitimate

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