Bentham, G. in Endlicher, S.F.L., Fenzl, E., Bentham, G. & Schott, H.W. (April 1837), Lobeliaceae. Enumeratio plantarum quas in Novae Hollandiae ora austro-occidentali ad fluvium Cygnorum et in Sinu Regis Georgii collegit Carolus liber baro de Hügel: 75 [tax. nov.]

• Type: Swan River. (Hügel.)"

Candolle, A.L.P.P. de in Candolle, A.P. de (ed.) (1839), Lobeliaceae. Prodromus Systematis Naturalis Regni Vegetabilis 7(2): 411 [basionym]

basionym of: Laurentia pusilla (Benth.) A.DC. legitimate

Bentham, G. (16 December 1868), Flora Australiensis 4: 135 [secondary reference]

nomenclatural synonym: Laurentia pusilla (Benth.) A.DC. legitimate taxonomic synonym: Lobelia elegans de Vriese legitimate

Mueller, F.J.H. von (1882), Systematic Census of Australian Plants: 85 [secondary reference]

Green, J.W. (1985), Census of the Vascular Plants of Western Australia Edn. 2: 156 [secondary reference]

Wheeler, J.R. in Marchant, N.G., Wheeler, J.R., Rye, B.L., Bennett, E.M., Lander, N.S. & Macfarlane, T.D. (1987), Lobeliaceae. Flora of the Perth Region 2: 602 [secondary reference]

nomenclatural synonym: Laurentia pusilla (Benth.) A.DC. legitimate

Wheeler, J.R., Marchant, N.G. & Lewington, M. (2002), Dicotyledons. Flora of the South West 2: 655 [secondary reference]

common name: Small Isotome [n/a]

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

nomenclatural synonym: Laurentia pusilla (Benth.) A.DC. legitimate

• APC Dist.: WA

Barrett, Russell & Tay, Eng Pin (2016), Perth Plants: a Field Guide to the Bushland and Coastal Flora of Kings Park and Bold Park Edn. 2: 60 [secondary reference]

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