Roxburgh, W. (1832), Flora Indica; or descriptions of Indian Plants, by the late William Roxburgh Edn. 2, 3: 377 [tax. nov.]

Voigt, J.O. (1845), Hortus Suburbanus Calcuttensis: 212 [secondary reference]

Baker, J.G. in Hooker, J.D. (May 1876), Leguminosae. The Flora of British India 2(4): 99 [basionym]

basionym of: Indigofera argentea var. caerulea (Roxb.) Baker legitimate

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

orthographic variant: Indigofera coerulea Voigt orth. var.

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