Randell, B.R. (1 August 1988), Revision of the Cassiinae in Australia. 1. Senna Miller sect. Chamaefistula (Colladon) Irwin and Barneby. Journal of the Adelaide Botanic Gardens 11(1): 39 [comb. et stat. nov.]

basionym: Cassia sophera var. clavigera Domin legitimate taxonomic synonym: Cassia sophera L. legitimate taxonomic synonym: Cassia sophera var. pubescens Benth. legitimate taxonomic synonym: Cassia barclayana var. pubescens (Benth.) Symon legitimate

Randell, B.R. in Harden, G.J. (ed.) (1991), Senna. Flora of New South Wales 2: 318 [secondary reference]

pro parte taxonomic synonym: Cassia barclayana Sweet legitimate

Hyland, B.P.M., Gray, B. & Elick, R.W. in Cooper, W.E. & Cooper, W.T. (1994), Appendix I: Provisional Species List. Fruits of the Rainforest: 302 [secondary reference]

Randell, B.R. & Barlow, B.A. in McCarthy, P.M. (ed.) (1998), Senna. Flora of Australia 12: 128-130, Fig. 84, Map 131 [secondary reference]

nomenclatural synonym: Cassia sophera var. clavigera Domin legitimate taxonomic synonym: Cassia sophera var. pubescens Benth. legitimate pro parte misapplication: Cassia barclayana Sweet var. barclayana legitimate by Symon, D.E. (December 1966), A revision of the genus Cassia L. Caesalpiniaceae in Australia. Transactions of the Royal Society of South Australia 90: 89

Hyland, B.P.M., Whiffin, T.P., Christophel, D.C., Gray, B., Elick, R.W. & Ford, A.J. (1999), Australian tropical rain forest trees and shrubs. Australian tropical rain forest trees and shrubs: 59 [secondary reference]

Wiecek, B. in Harden, G.J. (ed.) (2002), Senna. Flora of New South Wales Revised Edition 2: 372 [secondary reference]

pro parte taxonomic synonym: Cassia barclayana Sweet legitimate common name: Smooth Senna [n/a]

Hyland, B.P.M., Whiffin, T.P., Christophel, D.C., Gray, B. & Elick, R.W. (2003), Australian tropical rain forest plants. Trees, Shrubs and Vines: Code 3342 [secondary reference]

Cooper, W.E. & Cooper, W.T. (2004), Fruits of the Australian Tropical Rainforest: 107 [secondary reference]

pro parte taxonomic synonym: Cassia barclayana Sweet legitimate common name: Pepper Leaf Senna [n/a]

Council of Heads of Australasian Herbaria (2005), Australian Plant Census: - APC [secondary reference]

nomenclatural synonym: Cassia sophera var. clavigera Domin legitimate taxonomic synonym: Cassia sophera var. pubescens Benth. legitimate taxonomic synonym: Cassia barclayana var. pubescens (Benth.) Symon legitimate misapplication: Cassia barclayana Sweet var. barclayana legitimate by Symon, D.E. (December 1966), A revision of the genus Cassia L. Caesalpiniaceae in Australia. Transactions of the Royal Society of South Australia 90: 89

• APC Dist.: Qld, NSW (native and doubtfully naturalised)

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