Albrecht, D.E., Walsh, N.G., Jobson, R.W. & Knox, E.B. (20 April 2020), Lobelia fenshamii N.G.Walsh & Albr. and L. fontana Albr. & N.G.Walsh (Campanulaceae: Lobelioideae), two new species endemic to artesian springs in central and south-western Queensland. Austrobaileya 10(4): 584-587, Figs 1-2 [tax. nov.]

• Type: "Queensland. MITCHELL DISTRICT: Myross, E of Aramac, 15 May 2000, R.J. Fensham 3883 (holo: BRI)."

taxonomic synonym: Isotoma sp. (Myross R.J.Fensham 3883) [n/a]

• Etymology: "The specific epithet honours Dr Rod Fensham of the Queensland Herbarium (BRI) and Department of Biological Sciences, The University of Queensland (UQ), whose outstanding ecological research on artesian springs has been instrumental in drawing attention to the importance of conserving these unique environments."

Brown, G.K. & Bostock, P.D. (December 2020), Appendix A: New names and name and status changes 2019 to 2020. Introduction to the Census of the Queensland Flora 2020: 11 [secondary reference]

taxonomic synonym: Isotoma sp. (Elizabeth Springs R.J.Fensham 3676) [n/a]

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

taxonomic synonym: Isotoma sp. (Myross R.J.Fensham 3883) [n/a] taxonomic synonym: Isotoma sp. Myross (R.J.Fensham 3883) Qld Herbarium [n/a]

• APC Dist.: Qld

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