Eichler, Hj. (1965), Supplement to J.M.Black's Flora of South Australia (Second Edition, 1943-1957): 190-191 [nom. nov.]

replaced synonym: Indigofera prostrata (L.) Domin nom. illeg. taxonomic synonym: Hedysarum prostratum L. legitimate taxonomic synonym: Indigofera enneaphylla L. nom. illeg.

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]

Cunningham, G.M., Mulham, W.E., Milthorpe, P.L. & Leigh, J.H. (1981), Plants of Western New South Wales: 398 [secondary reference]

common name: Nine-leaved Indigo [n/a] common name: Birdsville Indigo [n/a]

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

taxonomic synonym: Indigofera enneaphylla L. nom. illeg.

Maconochie, J.R. in Jessop, J.P. (ed.) (1981), Indigofera. Flora of Central Australia: 158 [taxonomic synonym]

taxonomic synonym of: Indigofera linnaei Ali legitimate

Kort, I. de & Thijsse, G. (1984), A revision of the genus Indigofera (Leguminosae - Papilionoideae) in Southeast Asia. Blumea 30(1): 125 [taxonomic synonym]

taxonomic synonym of: Indigofera linnaei Ali legitimate

Stanley, T.D. in Stanley, T.D. & Ross, E.M. (1984), Fabaceae. Flora of South-eastern Queensland 1: 290 [taxonomic synonym]

taxonomic synonym of: Indigofera linnaei Ali legitimate

Wilson, Peter G. in Harden, G.J. (ed.) (1991), Indigofera. Flora of New South Wales 2: 408 [taxonomic synonym]

taxonomic synonym of: Indigofera linnaei Ali legitimate

Wilson, Peter G. in Wheeler, J.R. (ed.) (1992), Indigofera. Flora of the Kimberley Region: 411 [taxonomic synonym]

taxonomic synonym of: Indigofera linnaei Ali legitimate

Wilson, Peter G. in Harden, G.J. (ed.) (2002), Indigofera. Flora of New South Wales Revised Edition 2: 567 [taxonomic synonym]

taxonomic synonym of: Indigofera linnaei Ali legitimate

Wilson, Peter G. & Rowe, R. (11 November 2008), A revision of the Indigofereae (Fabaceae) in Australia. 2. Indigofera species with trifoliolate and alternately pinnate leaves. Telopea 12(2): 302 [taxonomic synonym]

taxonomic synonym of: Indigofera linnaei Ali legitimate

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