Steudel, E.G. von (1841), Nomenclator Botanicus Edn. 2, 2(12-13): 582 [primary reference]

Eichler, Hj. (1965), Supplement to J.M.Black's Flora of South Australia (Second Edition, 1943-1957): 301 [orthographic variant]

orthographic variant of: Sigesbeckia L. legitimate

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

orthographic variant of: Sigesbeckia L. legitimate

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