Johnson, E.R.L. (1984), Taxonomic Revision of Isoetes L. in Western Australia. Journal of the Royal Society of Western Australia 67(1): 34-35, Figs 6 & 7 [tax. nov.]

• Type: Western Australia. Graham Rock, 17.6 km east of Hyden, in shallow pools on granite...N.Marchant 71/622 (holo: PERTH;AD)

Green, J.W. (1985), Census of the Vascular Plants of Western Australia Edn. 2: 25 [secondary reference]

Hopper, S.D., van Leeuwen, S.J., Brown, A.P. & Patrick, S.J. (1990), Western Australia's Endangered Flora: 115, 131 [secondary reference]

Chinnock, R.J. in McCarthy, P.M. (ed.) (1998), Isoetaceae. Flora of Australia 48: 62, Fig. 40A-C, Map 17 APC [secondary reference]

• APC Dist.: WA

Paczkowska, G. & Chapman, A.R. (2000), The Western Australian Flora, a descriptive catalogue: 20 [secondary reference]

Troia, A., Pereira, J.B., Kim, C. & Taylor, W.C. (2016), The genus Isoetes (Isoetaceae): a provisional checklist of the accepted and unresolved taxa. Phytotaxa 277(2): 107 [secondary reference]

Field, A.R. (2 January 2020), Classification and typification of Australian lycophytes and ferns based on Pteridophyte Phylogeny Group classification PPG I. Australian Systematic Botany 33(1): 10 [secondary reference]

• Type: "Graham Rock, 17.6 km east of Hyden, Western Australia, 21 Sep. 1971, N.Marchant 71/622 (holo: PERTH 05768063*; iso: AD n.v.)."

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