Hooker, J.D. (1864), Handbook of the New Zealand Flora 1: 51-52 [tax. nov.]

Thompson, J. (30 September 1993), A revision of the genus Swainsona (Fabaceae). Telopea 5(3): 513 [secondary reference]

Heenan, P.B. (1998), Phylogenetic analysis of the Carmichaelia complex, Clianthus and Swainsona (Fabaceae), from Australia and New Zealand. New Zealand Journal of Botany 36(1): 21-31 [secondary reference]

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