Don, G. (1834), A General History of Dichlamydeous Plants 3: 717 [comb. nov.]

basionym: Lobelia longiflora L. legitimate

Telford, I.R.H. (1993), Campanulaceae. Flora of Australia 50: 390-391 [secondary reference]

nomenclatural synonym: Lobelia longiflora L. legitimate nomenclatural synonym: Isotoma longiflora (L.) C.Presl legitimate nomenclatural synonym: Laurentia longiflora (L.) E.Wimm. isonym

Williams, D.G. (1994), Vegetation and flora of the Cocos (Keeling) Islands. Atoll Research Bulletin 404: 22 [secondary reference]

Council of Heads of Australasian Herbaria (2010), Australian Plant Census: - APC [secondary reference]

nomenclatural synonym: Lobelia longiflora L. legitimate nomenclatural synonym: Isotoma longiflora (L.) C.Presl legitimate nomenclatural synonym: Laurentia longiflora (L.) Endl. nom. inval. nomenclatural synonym: Laurentia longiflora (L.) Peterm. legitimate nomenclatural synonym: Laurentia longiflora (L.) E.Wimm. isonym

• APC Dist.: CoI (naturalised), Qld (naturalised)

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