Bentham, G. in Candolle, A.L.P.P. de (ed.) (1846), Scrophulariaceae. Prodromus Systematis Naturalis Regni Vegetabilis 10: 192 [tax. nov.]

• Type: "Ad Swan River (Drummond!)."

Mueller, F.J.H. von (1882), Systematic Census of Australian Plants: 96 [secondary reference]

Purdie, R.W., Symon, D.E. & Haegi, L. in George, A.S. (ed.) (1982), Solanaceae. Flora of Australia 29: 13, Map 12 APC [secondary reference]

common name: Slender Tailflower [n/a]

• APC Dist.: WA

Green, J.W. (1985), Census of the Vascular Plants of Western Australia Edn. 2: 147 [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), Solanaceae. Flora of the Perth Region 1: 527 [secondary reference]

common name: Slender Tailflower [n/a]

Hopper, S.D., van Leeuwen, S.J., Brown, A.P. & Patrick, S.J. (1990), Western Australia's Endangered Flora: 108, 124 [secondary reference]

Threatened Species and Communities Section, Biodiversity Group, Environment Australia (8 July 1998), Endangered Species Protection Act 1992. Schedules 1, 2 & 3: 16 [secondary reference]

Paczkowska, G. & Chapman, A.R. (2000), The Western Australian Flora, a descriptive catalogue: 534 [secondary reference]

common name: Slender Tailflower [n/a]

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: 164 [secondary reference]

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