Bentham, G. in Martius, C.F.P. von (1 December 1870), Leguminosae II. Swartzieae et Caesalpinieae. Flora Brasiliensis 15(2): 86 [autonym]

• Type: Cassia fistula L.

Wit, H.C.D. de (1955), The Genus Cassia in Malaysia. Webbia; raccolta di scritti botanici 11: 197-292 (202) [secondary reference]

Symon, D.E. (December 1966), A revision of the genus Cassia L. Caesalpiniaceae in Australia. Transactions of the Royal Society of South Australia 90: 75 [secondary reference]

taxonomic synonym: Cathartocarpus Pers. legitimate taxonomic synonym: Brewsteria F.Muell. legitimate taxonomic synonym: Cassia sect. Cathartocarpus (Pers.) Benth. legitimate

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