Steetz, J. in Lehmann, J.G.C. (ed.) (1845), Compositae. Plantae Preissianae 1(3): 481 [comb. nov.]

basionym: Helichrysum cassinianum Gaudich. legitimate

Bentham, G. (5 January 1867), Orders XLVIII. Myrtaceae- LXII. Compositae. Flora Australiensis 3: 611 [secondary reference]

nomenclatural synonym: Helichrysum cassinianum Gaudich. legitimate nomenclatural synonym: Helipterum cassinianum (Gaudich.) DC. legitimate taxonomic synonym: Schoenia oppositifolia Steetz legitimate taxonomic synonym: Pteropogon oppositifolius (Steetz) F.Muell. legitimate taxonomic synonym: Pteropogon cassinianus (Gaudich.) F.Muell. legitimate

Black, J.M. (1929), Bignoniaceae - Compositae. Flora of South Australia 4: 630 [nomenclatural synonym]

nomenclatural synonym of: Helichrysum cassinianum Gaudich. legitimate

Black, J.M. & Robertson, E.L. (1957), Flora of South Australia Edn. 2, 4: 909 [nomenclatural synonym]

nomenclatural synonym of: Helichrysum cassinianum Gaudich. legitimate

Lapinpuro, L. in Jessop, J.P. (ed.) (1981), Helichrysum, Helipterum. Flora of Central Australia: 403 [nomenclatural synonym]

nomenclatural synonym of: Helichrysum cassinianum Gaudich. legitimate

Green, J.W. (1985), Census of the Vascular Plants of Western Australia Edn. 2: 169 [secondary reference]

Anderberg, A.A. (1991), Taxonomy and Phylogeny of the Tribe Gnaphalieae (Asteraceae). Opera Botanica 104: 102 [secondary reference]

nomenclatural synonym: Helichrysum cassinianum Gaudich. legitimate

Wilson, Paul G. (7 September 1992), The Lawrencella complex (Asteraceae: Gnaphalieae: Angianthinae) of Australia. Nuytsia 8(3): 372, figs 1, 6 [secondary reference]

nomenclatural synonym: Helichrysum cassinianum Gaudich. legitimate nomenclatural synonym: Helipterum cassinianum (Gaudich.) DC. legitimate nomenclatural synonym: Pteropogon cassinianus (Gaudich.) F.Muell. legitimate taxonomic synonym: Schoenia oppositifolia Steetz legitimate taxonomic synonym: Pteropogon oppositifolius (Steetz) F.Muell. legitimate

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

nomenclatural synonym: Helichrysum cassinianum Gaudich. legitimate nomenclatural synonym: Helipterum cassinianum (Gaudich.) DC. legitimate nomenclatural synonym: Pteropogon cassinianus (Gaudich.) F.Muell. legitimate taxonomic synonym: Schoenia oppositifolia Steetz legitimate taxonomic synonym: Pteropogon oppositifolia Lehm. orth. var. taxonomic synonym: Pteropogon oppositifolius (Steetz) Lehm. legitimate

• APC Dist.: WA, NT, SA

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