Candolle, A.P. de in Candolle, A.P. de (ed.) (1825), Leguminosae. Prodromus Systematis Naturalis Regni Vegetabilis 2: 132 [primary reference]

Polhill, R.M. (1968), Miscellaneous notes on African species of Crotalaria L.: II. Kew Bulletin 22(2): 265 [taxonomic synonym]

taxonomic synonym of: Crotalaria pallida var. obovata (G.Don) Polhill legitimate

Lee, A.T. & Thompson, J. (1984), Fabaceae. Flora of New South Wales, National Herbarium of New South Wales 101(2): 151 [taxonomic synonym]

taxonomic synonym of: Crotalaria pallida var. obovata (G.Don) Polhill legitimate

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