Domin, K. (1927), Beitrage zur Flora und Pflanzengeographie Australiens. Bibliotheca Botanica 22(89): 857 [comb. nov.]

basionym: Polygala arvensis var. squarrosa Benth. legitimate

Ising, E.H. (1958), Notes on the Flora of South Australia. Transactions of the Royal Society of South Australia 81: 168 [secondary reference]

Eichler, Hj. (1965), Supplement to J.M.Black's Flora of South Australia (Second Edition, 1943-1957): 208 [secondary reference]

Adema, F.A.C.B. (1969), Identities of the herbaceous Australian species of Polygala represented in the Brisbane Herbarium. Proceedings of the Royal Society of Queensland 80: 125 [replaced synonym]

replaced synonym of: Polygala exsquarrosa Adema isonym

Council of Heads of Australasian Herbaria (2011), Australian Plant Census: - [misapplied]

misapplied to: Polygala isingii Pedley legitimate by Ising, E.H. (1958), Notes on the Flora of South Australia. Transactions of the Royal Society of South Australia 81: 168

[misapplied]

misapplied to: Polygala isingii Pedley legitimate by Eichler, Hj. (1965), Supplement to J.M.Black's Flora of South Australia (Second Edition, 1943-1957): 208

Council of Heads of Australasian Herbaria (2011), Australian Plant Census: - [nomenclatural synonym]

nomenclatural synonym of: Polygala exsquarrosa Adema legitimate

Kerrigan, R.A. (30 April 2012), A treatment for Polygala of northern Australia. Australian Systematic Botany 25(2): 106 [nomenclatural synonym]

nomenclatural synonym of: Polygala exsquarrosa Adema legitimate

Council of Heads of Australasian Herbaria (2014), Australian Plant Census: - [misapplied]

misapplied to: Polygala glaucifolia R.A.Kerrigan legitimate by Eichler, Hj. (1965), Supplement to J.M.Black's Flora of South Australia (Second Edition, 1943-1957): 208

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