Black, J.M. (1929), Additions and Corrections. Flora of South Australia 4: 676 [comb. et stat. nov.]

basionym: Cyperus gracilis var. rigidellus Benth. legitimate

Kükenthal, G. in Engler, H.G.A. (1936), Cyperaceae-Scirpoideae-Cypereae. Das Pflanzenreich 101: 457 [secondary reference]

nomenclatural synonym: Cyperus gracilis var. rigidellus Benth. legitimate

Blake, S.T. (1940), Notes on Australian Cyperaceae, III. Proceedings of the Royal Society of Queensland 51(5): 43 [secondary reference]

nomenclatural synonym: Cyperus gracilis var. rigidellus Benth. legitimate nomenclatural synonym: Mariscus rigidellus (Benth.) C.B.Clarke legitimate taxonomic synonym: Cyperus subpinnatus var. subrigidellus Kük. legitimate

Black, J.M. (1943), Flora of South Australia Edn. 2, 1: 145-146, Fig. 198 [secondary reference]

nomenclatural synonym: Cyperus gracilis var. rigidellus Benth. legitimate nomenclatural synonym: Mariscus rigidellus (Benth.) C.B.Clarke legitimate taxonomic synonym: Cyperus subpinnatus var. subrigidellus Kük. legitimate misapplication: Cyperus enervis R.Br. legitimate by Black, J.M. (1922), Cyatheaceae - Orchidaceae. Flora of South Australia 1: 89 misapplication: Cyperus gracilis R.Br. legitimate by Black, J.M. (1922), Cyatheaceae - Orchidaceae. Flora of South Australia 1: 89

Cunningham, G.M., Mulham, W.E., Milthorpe, P.L. & Leigh, J.H. (1981), Plants of Western New South Wales: 162 [secondary reference]

common name: Flat-sedge [n/a]

Jacobs, S.W.L. & Pickard, J. (1981), Plants of New South Wales: 13 [secondary reference]

taxonomic synonym: Mariscus rigidellus (Benth.) C.B.Clarke legitimate

Wilson, K.L. in Jessop, J.P. (ed.) (1981), Cyperacee - Cyperus, Lepidosperma, Baumea. Flora of Central Australia: 508 [secondary reference]

taxonomic synonym: Cyperus subpinnatus Kük. legitimate taxonomic synonym: Cyperus subpinnatus var. subrigidellus Kük. legitimate

Green, J.W. (1985), Census of the Vascular Plants of Western Australia Edn. 2: 40 [secondary reference]

Dunlop, C.R. (1987), Checklist of the Vascular Plants of the Northern Territory. Technical Report: Conservation Commission of the Northern Territory 26: 25 [secondary reference]

Sharpe, P. in Stanley, T.D. & Ross, E.M. (1989), Cyperaceae. Flora of South-eastern Queensland 3: 324-326, Fig. 47F [secondary reference]

nomenclatural synonym: Cyperus gracilis var. rigidellus Benth. legitimate taxonomic synonym: Cyperus subpinnatus Kük. legitimate

Wilson, K.L. (27 September 1991), Systematic studies in Cyperus section Pinnati (Cyperaceae). Telopea 4(3): 477-480, Figs 26d, 30a-f [secondary reference]

• Lectotype: "SOUTH AUSTRALIA: Lake Eyre, Andrews 122; lecto K (here designated).",

taxonomic synonym: Cyperus subpinnatus var. subrigidellus Kük. legitimate taxonomic synonym: Cyperus subpinnatus Kük. legitimate pro parte misapplication: Cyperus gracilis R.Br. legitimate by Ewart, A.J. (1931), Flora of Victoria: 215 misapplication: Cyperus gilesii Benth. legitimate by Moore, C. (1893), Handbook of the Flora of New South Wales: 448 misapplication: Cyperus gracilis R.Br. legitimate by Black, J.M. (1922), Cyatheaceae - Orchidaceae. Flora of South Australia 1: 89

Wilson, K.L. in Harden, G.J. (ed.) (1993), Cyperaceae. Flora of New South Wales 4: 350 [secondary reference]

taxonomic synonym: Cyperus subpinnatus Kük. legitimate

Wilson, K.L. in Walsh, N.G. & Entwisle, T.J. (ed.) (1994), Cyperaceae. Flora of Victoria Edn. 1, 2: 299, 301 [secondary reference]

nomenclatural synonym: Cyperus gracilis var. rigidellus Benth. legitimate taxonomic synonym: Cyperus subpinnatus Kük. legitimate

Rye, B.L. (10 October 1997), A synopsis of the annual species of Cyperaceae from central and southern Western Australia. Nuytsia 11(3): 407, Fig. 3 (map) [secondary reference]

nomenclatural synonym: Cyperus gracilis var. rigidellus Benth. legitimate nomenclatural synonym: Mariscus rigidellus (Benth.) C.B.Clarke legitimate nomenclatural synonym: Cyperus subpinnatus var. subrigidellus Kük. legitimate nomenclatural synonym: Cyperus subpinnatus Kük. legitimate

State Herbarium of South Australia (2008), Fact sheets. The Electronic Flora of South Australia: - [secondary reference]

nomenclatural synonym: Cyperus gracilis var. rigidellus Benth. legitimate nomenclatural synonym: Mariscus rigidellus (Benth.) C.B.Clarke legitimate misapplication: Cyperus enervis R.Br. legitimate by Black, J.M. (1922), Cyatheaceae - Orchidaceae. Flora of South Australia 1: 89 misapplication: Cyperus gracilis R.Br. legitimate by Black, J.M. (1922), Cyatheaceae - Orchidaceae. Flora of South Australia 1: 89 common name: Flat-sedge [n/a]

National Herbarium of New South Wales (2009), PlantNET Flora of New South Wales Online: - [secondary reference]

common name: Curly Flat-sedge [n/a]

Western Australian Herbarium (2011), FloraBase: the Western Australian Flora Version 2.6: - [secondary reference]

nomenclatural synonym: Cyperus gracilis var. rigidellus Benth. legitimate

Council of Heads of Australasian Herbaria (2012), Australian Plant Census: - APC [secondary reference]

nomenclatural synonym: Cyperus gracilis var. rigidella Benth. orth. var. nomenclatural synonym: Cyperus gracilis var. rigidellus Benth. legitimate nomenclatural synonym: Mariscus rigidellus (Benth.) C.B.Clarke legitimate taxonomic synonym: Cyperus subpinnatus var. subrigidellus Kük. legitimate taxonomic synonym: Cyperus subpinnatus Kük. var. subpinnatus legitimate taxonomic synonym: Cyperus subpinnatus Kük. legitimate pro parte misapplication: Cyperus gracilis R.Br. legitimate by Ewart, A.J. (1931), Flora of Victoria: 215 misapplication: Cyperus gilesii Benth. legitimate by Moore, C. (1893), Handbook of the Flora of New South Wales: 448 misapplication: Cyperus enervis R.Br. legitimate by Black, J.M. (1922), Cyatheaceae - Orchidaceae. Flora of South Australia 1: 89 misapplication: Cyperus gracilis R.Br. legitimate by Black, J.M. (1922), Cyatheaceae - Orchidaceae. Flora of South Australia 1: 89 misapplication: Cyperus gracilis R.Br. legitimate by Green, J.W. (1981), Census of the Vascular Plants of Western Australia: 13

• APC Dist.: WA, NT, SA, Qld, NSW, Vic

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