Mueller, F.J.H. von (1862), Fragmenta Phytographiae Australiae 3(17): 16 [tax. nov.]

• Type: "In planitiebus virgultosis nec non ad ripas rivulorum prope tractum Hammersly Range. Maitl. Brown. Ad rivum Attack Creek et inter montem Morphett et flumen Bonney; J. Macd. Stuart."

Bentham, G. (5 October 1864), Flora Australiensis 2: 40 [secondary reference]

Mueller, F.J.H. von (1882), Systematic Census of Australian Plants: 33 [secondary reference]

Mueller, F.J.H. von (1886), Systematic Census of Australian Plants Suppl. 3: 4 [secondary reference]

Black, J.M. (1924), Casuarinaceae - Euphorbiaceae. Flora of South Australia 2: 295 [secondary reference]

Black, J.M. (January 1948), Casuarinaceae-Euphorbiaceae. Flora of South Australia Edn. 2, 2: 433 [secondary reference]

Thompson, J. (1961), Papilionaceae. Contributions from the New South Wales National Herbarium, Flora Series 101(1): 21 [secondary reference]

Chippendale, G.M. & Murray, L.R. (1963), Poisonous Plants of the Northern Territory: 7, 53, Fig. 25 [secondary reference]

common name: Poison Sage [n/a]

Eichler, Hj. (1965), Supplement to J.M.Black's Flora of South Australia (Second Edition, 1943-1957): 181 [secondary reference]

Chippendale, G.M. (17 April 1972), Check List of Northern Territory Plants. Proceedings of the Linnean Society of New South Wales 96(4): 240 [secondary reference]

Jacobs, S.W.L. & Pickard, J. (1981), Plants of New South Wales: 123 [secondary reference]

Maconochie, J.R. in Jessop, J.P. (ed.) (1981), Isotropis. Flora of Central Australia: 146-147, Fig. 166 [secondary reference]

common name: Poison sage [n/a]

Green, J.W. (1985), Census of the Vascular Plants of Western Australia Edn. 2: 96 [secondary reference]

Dunlop, C.R. (1987), Checklist of the Vascular Plants of the Northern Territory. Technical Report: Conservation Commission of the Northern Territory 26: 35 [secondary reference]

Porteners, M.F. in Harden, G.J. (ed.) (1991), Isotropis. Flora of New South Wales 2: 467 [taxonomic synonym]

taxonomic synonym of: Isotropis foliosa Crisp legitimate

Wheeler, J.R. in Wheeler, J.R. (ed.) (1992), Papilionaceae (Fabaceae). Flora of the Kimberley Region: 413-414, Fig. 126A [secondary reference]

common name: Poison Sage [n/a]

Kenneally, K.F., Edinger, D.C. & Willing, T. (1996), Broome and Beyond. Plants and people of the Dampier Peninsula, Kimberley, Western Australia: 158 [secondary reference]

common name: Poison Sage [n/a]

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

nomenclatural synonym: Isotropis atropurpurea F.Muell. var. atropurpurea legitimate

• APC Dist.: WA, NT

---