Boeckeler, J.O. (January 1874), Die Cyperaceen den Königlichen Herbariums zu Berlin. Linnaea: ein Journal für die Botanik in ihrem ganzen Umfange, oder Beiträge zur Pflanzenkunde 38(2): 245 [comb. nov.]

basionym: Chapelliera laxa Nees legitimate

Green, J.W. (1985), Census of the Vascular Plants of Western Australia Edn. 2: 39 [secondary reference]

Wilson, K.L. in Walsh, N.G. & Entwisle, T.J. (ed.) (1994), Cyperaceae. Flora of Victoria Edn. 1, 2: 275, Fig. 58g-h [secondary reference]

nomenclatural synonym: Chapelliera laxa Nees legitimate nomenclatural synonym: Cladium laxum (Nees) Benth. legitimate nomenclatural synonym: Cladium preissii var. laxum (Nees) Kük. legitimate common name: Lax Twig-rush [n/a]

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

nomenclatural synonym: Chapelliera laxa Nees legitimate nomenclatural synonym: Cladium laxum (Nees) Benth. legitimate nomenclatural synonym: Machaerina laxa (Nees) T.Koyama legitimate taxonomic synonym: Cladium gracile J.M.Black legitimate taxonomic synonym: Machaerina gracilis (J.M.Black) T.Koyama legitimate common name: Lax Twig-rush [n/a]

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

taxonomic synonym of: Baumea preissii subsp. laxa K.L.Wilson manuscript name

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

nomenclatural synonym: Chapelliera laxa Nees legitimate nomenclatural synonym: Cladium laxum (Nees) Benth. legitimate nomenclatural synonym: Gahnia laxa (Nees) F.Muell. legitimate nomenclatural synonym: Mariscus laxus (Nees) Kuntze legitimate nomenclatural synonym: Cladium preissii var. laxum (Nees) Kük. legitimate nomenclatural synonym: Machaerina laxa (Nees) T.Koyama legitimate taxonomic synonym: Cladium gracile J.M.Black legitimate taxonomic synonym: Machaerina gracilis (J.M.Black) T.Koyama legitimate taxonomic synonym: Machaerina gracile A.D.Chapm. orth. var. taxonomic synonym: Baumea preissii subsp. laxa K.L.Wilson manuscript name isonym: Cladium gracile J.M.Black isonym

• APC Dist.: WA, SA, Vic

Parker, C.M. & Biggs, L.J. (1 May 2014), Updates to Western Australia's vascular plant census for 2013. Nuytsia 24: 54 [secondary reference]

taxonomic synonym: Baumea preissii subsp. laxa K.L.Wilson manuscript name

Council of Heads of Australasian Herbaria (7 July 2021), Australian Plant Census: - [nomenclatural synonym]

nomenclatural synonym of: Machaerina laxa (Nees) T.Koyama legitimate

Parker, C.M. & Percy-Bower, J.M. (8 March 2022), Updates to Western Australia’s vascular plant census for 2021. Nuytsia 33: 5 [nomenclatural synonym]

nomenclatural synonym of: Machaerina laxa (Nees) T.Koyama legitimate

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