Backer, C.A. (1925), Hydrocharitaceae. Handboek voor de Flora van Java 1: 64 [comb. nov.]

basionym: Pontederia dubia Blume legitimate

Hartog, C. den (December 1957), Hydrocharitaceae. Flora Malesiana Series I 5(4): 394-395 [secondary reference]

taxonomic synonym: Hydrocharis morsus-ranae L. legitimate

Aston, H.I. (1973), Aquatic Plants of Australia: 228-229 [secondary reference]

Jacobs, S.W.L. & Pickard, J. (1981), Plants of New South Wales: 20 [secondary reference]

Thomas, M.B. & McDonald, W.J.F. (1987), Rare and threatened plants of Queensland: a checklist of geographically restricted, poorly collected and/or threatened vascular plant species Edn. 1: 28 [secondary reference]

Stanley, T.D. in Stanley, T.D. & Ross, E.M. (1989), Hydrocharitaceae. Flora of South-eastern Queensland 3: 11 [secondary reference]

nomenclatural synonym: Pontederia dubia Blume legitimate common name: Frogbit [n/a]

Thomas, M.B. & McDonald, W.J.F. (1989), Rare and threatened plants of Queensland: a checklist of geographically restricted, poorly collected and/or threatened vascular plant species Edn. 2: 30 [secondary reference]

Shaffer-Fehre, M. (1991), The endotegmen tuberculae: an account of little-known structure from the seed coat of the Hydrocharitoideae (Hydrocharitaceae) and Najas (Najadaceae). Botanical Journal of the Linnean Society 107: 186 [nomenclatural synonym]

nomenclatural synonym of: Limnobium dubium (Blume) Shaffer-Fehre legitimate

Jacobs, S.W.L. in Harden, G.J. (ed.) (1993), Hydrocharitaceae. Flora of New South Wales 4: 13, pl. 1 [secondary reference]

common name: Frogbit [n/a]

Threatened Species and Communities Section, Biodiversity Group, Environment Australia (8 July 1998), Endangered Species Protection Act 1992. Schedules 1, 2 & 3: 22 [secondary reference]

Council of Heads of Australasian Herbaria (2005), Australian Plant Census: - [secondary reference]

nomenclatural synonym: Pontederia dubia Blume legitimate misapplication: Hydrocharis morsus-ranae L. legitimate by Bentham, G. (23 September 1873), Flora Australiensis 6: 256

• APC Dist.: Qld, NSW

Council of Heads of Australasian Herbaria (2009), Australian Plant Census: - [nomenclatural synonym]

nomenclatural synonym of: Limnobium dubium (Blume) Shaffer-Fehre legitimate

Jacobs, S.W.L. & McColl, K.A. in Wilson, A.J.G. (ed.) (2011), Hydrocharitaceae. Flora of Australia 39: 22, Plate 6 [secondary reference]

nomenclatural synonym: Pontederia dubia Blume legitimate misapplication: Hydrocharis morsus-ranae L. legitimate by Bentham, G. (23 September 1873), Flora Australiensis 6: 256

Bean, A.R. (1 December 2011), Hydrocharis dubia (Blume) Backer (Hydrocharitaceae) is an alien species in Australia. Austrobaileya 8(3): 435-436 [secondary reference]

Council of Heads of Australasian Herbaria (2014), Australian Plant Census: - APC [secondary reference]

nomenclatural synonym: Pontederia dubia Blume legitimate nomenclatural synonym: Monochoria dubia (Blume) Miq. legitimate nomenclatural synonym: Limnobium dubium (Blume) Shaffer-Fehre legitimate misapplication: Hydrocharis morsus-ranae L. legitimate by Bentham, G. (23 September 1873), Flora Australiensis 6: 256 misapplication: Hydrocharis morsus-ranae L. legitimate by Fitzgerald, W.V. (1918), The Botany of the Kimberleys, north-west Australia. Journal and Proceedings of the Royal Society of Western Australia 3: 199

• APC Dist.: Qld, NSW

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