Brown, R. (27 March 1810), Prodromus florae Novae Hollandiae et insulae Van-Diemen, exhibens characteres plantarum quas annis 1802-1805: 304 [tax. nov.]

• Type: "(M.) v.v."

Mueller, F.J.H. von (1869), Fragmenta Phytographiae Australiae 7(51): 31 [basionym]

basionym of: Genosiris occidentalis (R.Br.) F.Muell. legitimate

Mueller, F.J.H. von (1882), Systematic Census of Australian Plants: 114 [secondary reference]

Geerinck, D.J.L. (1974), Revision of Australian Iridaceae. Bulletin du Jardin Botanique National de Belgique 44: 50-52, Fig. 2 [secondary reference]

• Lectotype: "Lucky Bay, Brown 5613 (BM lectotype ...)"

taxonomic synonym: Patersonia longiscapa Sweet legitimate taxonomic synonym: Patersonia sapphirina Lindl. legitimate taxonomic synonym: Patersonia limbata Endl. legitimate taxonomic synonym: Patersonia turfosa Endl. legitimate taxonomic synonym: Patersonia tenuispatha Endl. legitimate taxonomic synonym: Patersonia flaccida Endl. legitimate taxonomic synonym: Patersonia diesingii Endl. legitimate taxonomic synonym: Patersonia nana Endl. legitimate taxonomic synonym: Genosiris occidentalis (R.Br.) F.Muell. legitimate taxonomic synonym: Patersonia bicolor Benth. nom. inval., pro syn. taxonomic synonym: Patersonia occidentalis var. angustifolia Benth. legitimate taxonomic synonym: Patersonia occidentalis var. latifolia Benth. legitimate

Green, J.W. (1985), Census of the Vascular Plants of Western Australia Edn. 2: 54 [secondary reference]

Cooke, D.A. in George, A.S. (ed.) (1986), Iridaceae. Flora of Australia 46: 15-16, Fig. 3A-C, Map 13 [secondary reference]

nomenclatural synonym: Genosiris occidentalis (R.Br.) F.Muell. legitimate taxonomic synonym: Patersonia longiscapa Sweet legitimate taxonomic synonym: Patersonia sapphirina Lindl. legitimate taxonomic synonym: Patersonia tenuispatha Endl. legitimate taxonomic synonym: Patersonia nana Endl. legitimate taxonomic synonym: Patersonia turfosa Endl. legitimate taxonomic synonym: Patersonia flaccida Endl. legitimate taxonomic synonym: Patersonia occidentalis var. latifolia Benth. legitimate taxonomic synonym: Patersonia occidentalis var. angustifolia Benth. legitimate taxonomic synonym: Patersonia occidentalis var. aemulans Domin legitimate

Macfarlane, T.D. & Cooke, D.A. in Marchant, N.G., Wheeler, J.R., Rye, B.L., Bennett, E.M., Lander, N.S. & Macfarlane, T.D. (1987), Patersonia. Flora of the Perth Region 2: 800 [secondary reference]

taxonomic synonym: Patersonia longiscapa Sweet legitimate common name: Common Flag [n/a] common name: Purple Flag [n/a]

Conn, B.J. in Walsh, N.G. & Entwisle, T.J. (ed.) (1994), Iridaceae. Flora of Victoria Edn. 1, 2: 693, Fig. 137a-b [secondary reference]

nomenclatural synonym: Genosiris occidentalis (R.Br.) F.Muell. legitimate taxonomic synonym: Patersonia longiscapa Sweet legitimate taxonomic synonym: Genosiris longiscapa (Sweet) Kuntze legitimate common name: Long Purple Flag [n/a]

Morris, D.I. in Curtis, W.M. & Morris, D.I. (1994), Iridaceae. The Student's Flora of Tasmania 4B: 403-404 [secondary reference]

nomenclatural synonym: Genosiris occidentalis (R.Br.) F.Muell. legitimate taxonomic synonym: Patersonia longiscapa Sweet legitimate

Paczkowska, G. & Chapman, A.R. (2000), The Western Australian Flora, a descriptive catalogue: 72 [secondary reference]

common name: Purple Flag [n/a]

Wheeler, J.R., Marchant, N.G. & Lewington, M. (2002), Flora of the South West 1: 326 [secondary reference]

common name: Common Flag [n/a] common name: Purple Flag [n/a]

Council of Heads of Australasian Herbaria (2006), Australian Plant Census: - [secondary reference]

nomenclatural synonym: Genosiris occidentalis (R.Br.) F.Muell. var. occidentalis legitimate nomenclatural synonym: Genosiris occidentalis (R.Br.) F.Muell. legitimate nomenclatural synonym: Patersonia occidentalis R.Br. var. occidentalis legitimate taxonomic synonym: Patersonia longiscapa Sweet legitimate taxonomic synonym: Patersonia sapphirina Lindl. legitimate taxonomic synonym: Patersonia turfosa Endl. legitimate taxonomic synonym: Patersonia tenuispatha Endl. legitimate taxonomic synonym: Patersonia nana Endl. legitimate taxonomic synonym: Patersonia flaccida Endl. legitimate taxonomic synonym: Patersonia diesingii Endl. legitimate taxonomic synonym: Patersonia bicolor Benth. nom. inval., pro syn. taxonomic synonym: Patersonia occidentalis var. latifolia Benth. legitimate taxonomic synonym: Patersonia occidentalis var. angustifolia Benth. legitimate taxonomic synonym: Genosiris longiscapa (Sweet) Kuntze legitimate taxonomic synonym: Patersonia occidentalis var. aemulans Domin legitimate

• APC Comment: Patersonia maxwellii may have arisen by introgression between P. juncea and P. occidentalis (D.A.Cooke, 1986).
• APC Dist.: WA, SA, Vic, Tas

Gibson, N. (20 December 2006), Reinstatement of Patersonia occidentalis var. angustifolia and Patersonia occidentalis var. latifolia (Iridaceae). Nuytsia 16(1): 23 [secondary reference]

Council of Heads of Australasian Herbaria (2007), Australian Plant Census: - APC [secondary reference]

nomenclatural synonym: Genosiris occidentalis (R.Br.) F.Muell. legitimate taxonomic synonym: Patersonia bicolor Benth. nom. inval., pro syn.

• APC Dist.: WA, SA, Vic, Tas

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: 214 [secondary reference]

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