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

basionym: Cyperus angustatus var. betchei Kük. legitimate

Jacobs, S.W.L. & Pickard, J. (1981), Plants of New South Wales: 11 [secondary reference]

nomenclatural synonym: Cyperus angustatus var. betchei Kük. legitimate

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

nomenclatural synonym: Cyperus angustatus var. betchei Kük. legitimate

Wilson, K.L. (27 September 1991), Systematic studies in Cyperus section Pinnati (Cyperaceae). Telopea 4(3): 455 [secondary reference]

Wilson, K.L. (27 September 1991), Systematic studies in Cyperus section Pinnati (Cyperaceae). Telopea 4(3): 456 [nomenclatural synonym]

nomenclatural synonym of: Cyperus betchei (Kük.) S.T.Blake subsp. betchei legitimate

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

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

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

nomenclatural synonym: Cyperus angustatus var. betchei Kük. legitimate

• APC Dist.: WA, NT, Qld, NSW

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