Bentham, G. in Hügel, C.A.A. von (ed.) (October 1837), Dillwynia laxiflora. Botanisches Archiv der Gartenbaugesellschaft der Ossterreichischen Kaiserstaates 2: t. 9 [tax. nov.]

• Type: "... in der Nähe des Schwannenflusses ..."

Bentham, G. (1839), De Leguminosarum generibus commentationes. Annalen des Wiener Museums der Naturgeschichte 2: 79 [secondary reference]

Bentham, G. (5 October 1864), Flora Australiensis 2: 151 [basionym]

basionym of: Dillwynia cinerascens var. laxiflora (Benth.) Benth. legitimate

Thompson, J. (1961), Papilionaceae. Contributions from the New South Wales National Herbarium, Flora Series 101(1): 90 [taxonomic synonym]

taxonomic synonym of: Dillwynia acicularis DC. legitimate

Jacobs, S.W.L. & Pickard, J. (1981), Plants of New South Wales: 120 [taxonomic synonym]

taxonomic synonym of: Dillwynia acicularis DC. legitimate

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

nomenclatural synonym: Dillwynia cinerascens var. laxiflora (Benth.) Benth. legitimate taxonomic synonym: Dillwynia sp. A Perth Flora [Coveny 8036] [n/a] misapplication: Dillwynia cinerascens R.Br. legitimate by Green, J.W. (1981), Census of the Vascular Plants of Western Australia: 52

• APC Dist.: WA

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