Graham, R. (1828), Edinburgh New Philosophical Journal 5: 380 [tax. nov.]

• Type: "We received the seeds of this unusually beautiful umbelliferous plant from Mr. Fraser, colonial botanist, New South Wales, in November 1827, under the generic name Brunonia. They were marked "native of the Island of Baracha."."

Hooker, W.J. in Hooker, W.J. (ed.) (1828), Botanical Magazine 55: t. 2875 [basionym]

basionym of: Didiscus coeruleus (Graham) DC. ex Hook. legitimate

Reichenbach, H.G. (1830), Iconographia Botanica Exotica 3: 1 [basionym]

basionym of: Huegelia coerulea (Graham) Rchb. legitimate

Bentham, G. (5 January 1867), Orders XLVIII. Myrtaceae- LXII. Compositae. Flora Australiensis 3: 349 [secondary reference]

nomenclatural synonym: Didiscus coeruleus (Graham) DC. ex Hook. legitimate nomenclatural synonym: Huegelia coerulea (Graham) Rchb. legitimate taxonomic synonym: Didiscus cyaneus DC. nom. illeg.

Buwalda, P. (December 1949), Umbelliferae. Flora Malesiana Series I 4(2): 125 [secondary reference]

nomenclatural synonym: Didiscus coeruleus (Graham) DC. ex Hook. legitimate nomenclatural synonym: Huegelia coerulea (Graham) Rchb. legitimate

Green, J.W. (1985), Census of the Vascular Plants of Western Australia Edn. 2: 136 [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), Apiaceae. Flora of the Perth Region 1: 514 [secondary reference]

common name: Blue Lace Flower [n/a]

Rye, B.L. (17 December 1999), A taxonomic revision of the many-flowered species of Trachymene (Apiaceae) in Western Australia. Nuytsia 13(1): 209-210 [secondary reference]

• Lectotype: cultivated at Edinburgh Royal Botanic Garden from seeds sent from New Holland [Western Australia] by Mr Fraser (lecto: illustration t. 2875 from Hooker (1828).

nomenclatural synonym: Didiscus coeruleus (Graham) DC. ex Hook. legitimate nomenclatural synonym: Huegelia coerulea (Graham) Rchb. legitimate taxonomic synonym: Didiscus cyaneus DC. nom. illeg. taxonomic synonym: Trachymene cyanea A.Cunn. ex DC. nom. inval., pro syn.

Wheeler, J.R., Marchant, N.G. & Lewington, M. (2002), Dicotyledons. Flora of the South West 2: 488 [secondary reference]

common name: Rottnest Island Daisy [n/a] common name: Blue Lace Flower [n/a]

Hart, J.M. & Henwood, M.J. (27 February 2006), A revision of Australian Trachymene (Apiaceae: Hydrocotyloideae). Australian Systematic Botany 19(1): 35-36 [secondary reference]

nomenclatural synonym: Didiscus coeruleus (Graham) DC. ex Hook. legitimate nomenclatural synonym: Didiscus cyaneus DC. nom. illeg. nomenclatural synonym: Huegelia coerulea (Graham) Rchb. legitimate taxonomic synonym: Trachymene cyanea A.Cunn. ex Hook. nom. inval., pro syn. taxonomic synonym: Trachymene albida Paxton legitimate common name: Blue Lace Flower [n/a] common name: Rottnest Island Daisy [n/a]

Council of Heads of Australasian Herbaria (2011), Australian Plant Census: - APC [secondary reference]

orthographic variant: Trachymene caerulea Hook. orth. var. nomenclatural synonym: Didiscus caeruleus Hook. orth. var. nomenclatural synonym: Didiscus coeruleus (Graham) DC. ex Hook. legitimate nomenclatural synonym: Huegelia caerulea Rchb. orth. var. nomenclatural synonym: Huegelia coerulea (Graham) Rchb. legitimate taxonomic synonym: Trachymene cyanea A.Cunn. ex Hook. nom. inval., pro syn. taxonomic synonym: Didiscus cyaneus DC. nom. illeg. taxonomic synonym: Trachymene cyanea A.Cunn. ex DC. nom. inval., pro syn. taxonomic synonym: Trachymene albida Paxton legitimate

• APC Dist.: WA

Western Australian Herbarium (2011), FloraBase: the Western Australian Flora Version 2.6: - [secondary reference]

common name: Blue Lace Flower [n/a]

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