Candolle, A.L.P.P. de (1830), Monographie des Campanulees: 136, t. 18 [comb. nov.]

basionym: Campanula capensis L. legitimate

Gardner, C.A. (1925), List of the naturalised plants of extra-tropical Western Australia. Journal of the Royal Society of Western Australia 11(8): 79 [secondary reference]

Lothian, T.R.N. (1947), Critical notes on the genus Wahlenbergia Schrader; with descriptions of new species in the Australian region. Proceedings of the Linnean Society of New South Wales 71: 220 [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), Campanulaceae. Flora of the Perth Region 2: 599, Fig. 222 [secondary reference]

common name: Cape Bluebell [n/a]

Smith, P.J. (30 September 1992), A revision of the genus Wahlenbergia (Campanulaceae) in Australia. Telopea 5(1): 161, Figs 23, 33 APC [secondary reference]

nomenclatural synonym: Campanula capensis L. legitimate taxonomic synonym: Roella decurrens Andrews nom. illeg. taxonomic synonym: Campanula elongata Willd. legitimate taxonomic synonym: Wahlenbergia elongata (Willd.) Schrad. ex Roth legitimate

• APC Dist.: WA (naturalised)

Wheeler, J.R., Marchant, N.G. & Lewington, M. (2002), Dicotyledons. Flora of the South West 2: 545 [secondary reference]

common name: Cape Bluebell [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: 290-291, photos 1-3 [secondary reference]

common name: Cape Bluebell [n/a]

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