Fitzgerald, R.D. (October 1882), Australian Orchids 1(7): 8th plate [tax. nov.]

• Type: "Caladenia arenaria is the "spider orchid" of the Edwards, Murrumbidgee, Yanko, and Columbo Rivers, where it is to be found growing on the sandhills among the pines (Frenela robusta)."

Dixon, W.A. (1906), The Plants of New South Wales: 260 [secondary reference]

Nicholls, W.H. (1942), Orchid notes from Portland. The Victorian Naturalist 59: 189 [basionym]

basionym of: Caladenia patersonii var. arenaria (Fitzg.) Nicholls legitimate

Rupp, H.M.R. (January 1944), The Orchids of New South Wales: 60, 62 [secondary reference]

Willis, J.H. (1970), A Handbook to Plants in Victoria Edn. 2, 1: 387 [secondary reference]

Curtis, W.M. (1980), Angiospermae: Orchidaceae. The Student's Flora of Tasmania 4A: 100 [taxonomic synonym]

taxonomic synonym of: Caladenia patersonii R.Br. legitimate

Jacobs, S.W.L. & Pickard, J. (1981), Plants of New South Wales: 27 [taxonomic synonym]

taxonomic synonym of: Caladenia patersonii var. arenaria (Fitzg.) Nicholls legitimate

Jones, D.L. (1988), Native Orchids of Australia: 106 [secondary reference]

common name: Spider Orchids [n/a]

Clements, M.A. in Jones, D.L. (ed.) (August 1989), Catalogue of Australian Orchidaceae. Australian Orchid Research 1: 20 [secondary reference]

• Type: "... Sep., R.D. Fitzgerald s.n. (holo & iso BM!)."

nomenclatural synonym: Caladenia patersonii var. arenaria (Fitzg.) Nicholls legitimate

Bernhardt, P. in Harden, G.J. (ed.) (1993), Caladenia. Flora of New South Wales 4: 200-201 [secondary reference]

nomenclatural synonym: Caladenia patersonii var. arenaria (Fitzg.) Nicholls legitimate common name: A Spider Orchid [n/a]

Bates, R.J. & Weber, J.Z. in Jessop, J.P. (ed.) (September 1993), Orchidaceae. A list of the vascular plants of South Australia Edn. 4: 129 [secondary reference]

Bishop, A. (1996), Field guide to the orchids of New South Wales and Victoria Edn. 1: 160-161, Plate 384 [secondary reference]

Threatened Species and Communities Section, Biodiversity Group, Environment Australia (8 July 1998), Endangered Species Protection Act 1992. Schedules 1, 2 & 3: 6 [secondary reference]

Bishop, A. (2000), Field guide to the orchids of New South Wales and Victoria Edn. 2: 160-161, Plate 384 [secondary reference]

Szlachetko, D.L. (28 February 2001), Genera et species Orchidalium. 1. Polish Botanical Journal 46(1): 16 [basionym]

basionym of: Calonema arenarium (Fitzg.) Szlach. legitimate

Jones, D.L., Clements, M.A., Sharma, I.K. & Mackenzie, A.M. (September 2001), A new classification of Caladenia R.Br. (Orchidaceae). The Orchadian 13(9): 392 [basionym]

basionym of: Arachnorchis arenaria (Fitzg.) D.L.Jones & M.A.Clem. legitimate

Szlachetko, D.L. (July 2002), Nomenclatural adjustments in the Thelymitroideae (Orchidaceae). Polish Botanical Journal 46(2): 137 [basionym]

basionym of: Calonemorchis arenaria (Fitzg.) Szlach. legitimate

Jeanes, J.A. in Ross, J.H. & Walsh, N.G. (June 2003), Orchidaceae. A Census of the Vascular Plants of Victoria Edn. 7: 18 [misapplied]

misapplied to: Caladenia orientalis (G.W.Carr) Hopper & A.P.Br. legitimate by Willis, J.H. (1970), A Handbook to Plants in Victoria Edn. 2, 1: 387

Hopper, S.D. & Brown, A.P. (29 April 2004), Robert Brown's Caladenia revisited, including a revision of its sister genera Cyanicula, Ericksonella and Pheladenia (Caladeniinae: Orchidaceae). Australian Systematic Botany 17(2): 190 [secondary reference]

nomenclatural synonym: Caladenia patersonii var. arenaria (Fitzg.) Nicholls legitimate nomenclatural synonym: Arachnorchis arenaria (Fitzg.) D.L.Jones & M.A.Clem. legitimate nomenclatural synonym: Calonema arenarium (Fitzg.) Szlach. legitimate nomenclatural synonym: Calonemorchis arenaria (Fitzg.) Szlach. legitimate

Barker, W.R., Barker, R.M., Jessop, J. & Vonow, H. (ed.) (18 March 2005), Census of South Australian Vascular Plants 5th Edition. Journal of the Adelaide Botanic Gardens Supplement 1: 191 [secondary reference]

nomenclatural synonym: Caladenia patersonii var. arenaria (Fitzg.) Nicholls legitimate nomenclatural synonym: Arachnorchis arenaria (Fitzg.) D.L.Jones & M.A.Clem. legitimate nomenclatural synonym: Calonema arenarium (Fitzg.) Szlach. legitimate nomenclatural synonym: Calonemorchis arenaria (Fitzg.) Szlach. legitimate pro parte misapplication: Caladenia patersonii R.Br. legitimate by Weber, J.Z. & Bates, R. in Jessop, J.P. & Toelken, H.R. (ed.) (1986), Orchidaceae. Flora of South Australia Edn. 4, 4: -

• APC Dist.: NSW

Barker, R.M. & Bates, R.J. (29 September 2008), New combinations in Pterostylis and Caladenia and other name changes in the Orchidaceae of South Australia. Journal of the Adelaide Botanic Gardens 22: 102 [pro parte misapplied]

pro parte misapplied to: Caladenia zephyra (D.L.Jones) R.J.Bates legitimate by Bates, R.J. & Weber, J.Z. in Jessop, J.P. (ed.) (September 1993), Orchidaceae. A list of the vascular plants of South Australia Edn. 4: 129

Backhouse, G., Kosky, B., Rouse, D. & Turner, J. (2016), Bush Gems: A Guide to the Wild Orchids of Victoria, Australia: [p. 177 of PDF] [pro parte taxonomic synonym]

pro parte taxonomic synonym of: Caladenia sp. 'mallee heath' [n/a]

Backhouse, G.N., Bates, R.J., Brown, A.P. & Copeland, L.M. (1 March 2016), Checklist of the orchids of Australia including its island territories: 6, 67 [secondary reference]

Council of Heads of Australasian Herbaria (28 February 2018), Australian Plant Census: - APC [secondary reference]

nomenclatural synonym: Caladenia patersonii var. arenaria (Fitzg.) Nicholls legitimate nomenclatural synonym: Calonema arenaria Szlach. orth. var. nomenclatural synonym: Calonema arenarium (Fitzg.) Szlach. legitimate nomenclatural synonym: Arachnorchis arenaria (Fitzg.) D.L.Jones & M.A.Clem. legitimate nomenclatural synonym: Calonemorchis arenaria (Fitzg.) Szlach. legitimate

• APC Dist.: NSW

Council of Heads of Australasian Herbaria (28 February 2018), Australian Plant Census: - [pro parte misapplied]

pro parte misapplied to: Caladenia zephyra (D.L.Jones) R.J.Bates legitimate by Bates, R.J. & Weber, J.Z. in Jessop, J.P. (ed.) (September 1993), Orchidaceae. A list of the vascular plants of South Australia Edn. 4: 129

Council of Heads of Australasian Herbaria (28 February 2018), Australian Plant Census: - [pro parte misapplied]

pro parte misapplied to: Caladenia sp. Southeast (R.Bates 66283) R.J.Bates [n/a] by Barker, W.R., Barker, R.M., Jessop, J. & Vonow, H. (ed.) (18 March 2005), Census of South Australian Vascular Plants 5th Edition. Journal of the Adelaide Botanic Gardens Supplement 1: 191

Council of Heads of Australasian Herbaria (28 February 2018), Australian Plant Census: - [misapplied]

misapplied to: Caladenia orientalis (G.W.Carr) Hopper & A.P.Br. legitimate by Willis, J.H. (1970), A Handbook to Plants in Victoria Edn. 2, 1: 387

Jones, D.L. (January 2021), Native Orchids of Australia Edn. 3: 101 [secondary reference]

nomenclatural synonym: Caladenia patersonii var. arenaria (Fitzg.) Nicholls legitimate nomenclatural synonym: Arachnorchis arenaria (Fitzg.) D.L.Jones & M.A.Clem. legitimate nomenclatural synonym: Calonemorchis arenaria (Fitzg.) Szlach. legitimate common name: Sandhill Spider Orchid [n/a]

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