Irwin, H.S. & Barneby, R.C. (1982), The American Cassiinae : a synoptical revision of Leguminosae tribe Cassieae subtribe Cassiinae in the New World. Memoirs of the New York Botanical Garden 35(2): 664 APC [autonym]

• APC Dist.: WA, NT, Qld

Pedley, L. in McCarthy, P.M. (ed.) (1998), Chamaecrista. Flora of Australia 12: 140 [secondary reference]

nomenclatural synonym: Cassia absus L. legitimate nomenclatural synonym: Grimaldia absus (L.) Link legitimate

• APC Dist.: WA, NT, Qld

Jessup, L.W. (2003), Flora of South-eastern Queensland Volume 1 Changes to names or status of taxa: - [secondary reference]

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