Buchenau, F.G.P. in Engler, H.G.A. (1903), Das Pflanzenreich 16: 16 [comb. nov.]

basionym: Alisma parnassifolium var. major Micheli legitimate

Steenis, C.G.G.J. van (1956), Miscellaneous Notes on New Guinea Plants III. Nova Guinea. New Series 7(1): 7 [taxonomic synonym]

taxonomic synonym of: Caldesia parnassifolia (Bassi ex L.) Parl. legitimate

Hartog, C. den (March 1957), Alismataceae. Flora Malesiana Series I 5(3): 319 [taxonomic synonym]

taxonomic synonym of: Caldesia parnassifolia (Bassi ex L.) Parl. legitimate

Council of Heads of Australasian Herbaria (29 September 2022), Australian Plant Census: - [nomenclatural synonym]

nomenclatural synonym of: Alisma parnassifolium var. major Micheli legitimate

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