Ehrhart, J.F. (1792), Beitrage zur Naturkunde und den damit verwandten Wissenschaften 7: 165 [tax. nov.]

• Type: "Hungaria? J.J.Winterl, Prof."

Ewart, A.J. (1907), Unrecorded introduced plants. The Victorian Naturalist 24(1): 16 [secondary reference]

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

• APC Comment: A widespread taxon, now referred to Trifolium retusum L., recorded by A.J.Ewart, Vict. Naturalist 24: 16 (1908), but not known to be established in Australia.

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