Linnaeus, C. (1 May 1753), Species Plantarum 2: 1100 [tax. nov.]

• Type: Pilularia globulifera L.

Linnaeus, C. (1754), Genera Plantarum Edn. 5: 486 [secondary reference]

Hooker, J.D. (3 September 1858), The botany of the Antarctic voyage of H.M. Discovery ships Erebus and Terror. III. Flora Tasmaniae 2(7): 159 [secondary reference]

Bentham, G. (March 1878), Flora Australiensis 7: 684 [secondary reference]

Mueller, F.J.H. von (1882), Systematic Census of Australian Plants: 136 [secondary reference]

Dixon, W.A. (1906), The Plants of New South Wales: 279 [secondary reference]

Black, J.M. (1922), Cyatheaceae - Orchidaceae. Flora of South Australia 1: 43 [secondary reference]

• Etymology: "Latin pilula, a pill: alluding to the shape of the fruits."

Black, J.M. (1943), Flora of South Australia Edn. 2, 1: 42 [secondary reference]

• Etymology: "Latin pilula, a pill; alluding to the shape of the fruits"

Bennett, E.M. in Marchant, N.G., Wheeler, J.R., Rye, B.L., Bennett, E.M., Lander, N.S. & Macfarlane, T.D. (1987), Marsileaceae. Flora of the Perth Region 1: 55 [secondary reference]

Large, M.F. & Braggins, J.E. (1989), New Zealand Journal of Botany 27(3): 481-486 [secondary reference]

Kramer, K.U. in Kubitzki, K. (ed.) (1990), Marsileaceae. The Families and Genera of Vascular Plants 1: 183 [secondary reference]

Wilson, Peter G. in Harden, G.J. (ed.) (1990), Marsileaceae. Flora of New South Wales 1: 71 [secondary reference]

Entwisle, T.J. in Walsh, N.G. & Entwisle, T.J. (ed.) (1994), Ferns and Allied Plants. Flora of Victoria Edn. 1, 2: 57 [secondary reference]

Jones, D.L. in McCarthy, P.M. (ed.) (1998), Marsileaceae. Flora of Australia 48: 172-173 [secondary reference]

• APC Dist.: WA, SA, NSW, ACT, Vic, Tas

Wilson, Peter G. in Harden, G.J. (ed.) (2000), Marsileaceae. Flora of New South Wales Revised Edition 1: 71 [secondary reference]

Wheeler, J.R., Marchant, N.G. & Lewington, M. (2002), Flora of the South West 1: 229 [secondary reference]

Smith, A.R., Pryer, K.M., Schuettpelz, E., Korall, P., Schneider, H. & Wolf, P.G. (August 2006), A classification for extant ferns. Taxon 55(3): 711 [secondary reference]

Mabberley, D.J. (1 May 2008), Mabberley's Plant-Book Edn. 3: 666 [secondary reference]

Christenhusz, M.J.M., Zhang, X.C. & Schneider, H. (2011), A linear sequence of extant families and genera of lycophytes and ferns. Phytotaxa 19: 12 [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): 32 [secondary reference]

Council of Heads of Australasian Herbaria (29 September 2022), Australian Plant Census: - APC [secondary reference]

taxonomic synonym: Calamistrum L. ex Kuntze nom. illeg., nom. superfl.

• APC Dist.: WA, SA, Qld, NSW, ACT, Vic, Tas

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