Brown, R. (27 March 1810), Prodromus florae Novae Hollandiae et insulae Van-Diemen, exhibens characteres plantarum quas annis 1802-1805: 325 [tax. nov.]

• Type: "(D.) D. Paterson. v.s."

Lindley, J. (March 1840), The Genera and Species of Orchidaceous Plants: 422 [secondary reference]

Bentham, G. (23 September 1873), Flora Australiensis 6: 382 [basionym]

basionym of: Caladenia patersonii var. dilatata (R.Br.) Benth. legitimate

Rodway, L. (1903), The Tasmanian Flora: 205 [secondary reference]

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

Sulman, F. (1914), A Popular Guide to the Wild Flowers of New South Wales II: 208, 236 [secondary reference]

Rogers, R.S. in Black, J.M. (1922), Orchidaceae. Flora of South Australia 1: 137, pl. 8 [secondary reference]

• Etymology: "Widened, referring to the lateral expansion of the labellum."

Gardner, C.A. (1930), Part I. Pteridophyta-Proteaceae. Enumeratio Plantarum Australiae Occidentalis: 24 [secondary reference]

Black, J.M. (1943), Flora of South Australia Edn. 2, 1: 232 [secondary reference]

• Etymology: "widened, referring to the lateral expansion of the labellum"

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

taxonomic synonym: Caladenia longicauda Lindl. legitimate misapplication: Caladenia filamentosa R.Br. legitimate by Lindley, J. (March 1840), The Genera and Species of Orchidaceous Plants: 421

Beadle, N.C.W., Evans, O.D. & Carolin, R.C. (1962), Handbook of the Vascular Plants of the Sydney District and Blue Mountains: 464-465 [secondary reference]

Gray, M. & MacKee, H.S. (1969), A list of vascular plants occurring on Black Mountain and environs, Canberra, A.C.T: 12 [secondary reference]

Beard, J.S. in Beard, J.S. (ed.) (1970), Descriptive Catalogue of West Australian Plants Edn. 2: 31 [secondary reference]

Burbidge, N.T. & Gray, M. (1970), Flora of the Australian Capital Territory: 120-122, Fig. 114A-A1 [secondary reference]

common name: Green-comb Spider Orchid [n/a]

George, A.S. (5 May 1971), A check list of the Orchidaceae of Western Australia. Nuytsia 1(2): 170 [secondary reference]

• Type: "Port Dalrymple, Tas., Paterson – holo.: BM."

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

common name: Fringed Spider Orchid [n/a]

Cunningham, G.M., Mulham, W.E., Milthorpe, P.L. & Leigh, J.H. (1981), Plants of Western New South Wales: 195 [secondary reference]

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

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

Weber, J.Z. & Bates, R. in Jessop, J.P. & Toelken, H.R. (ed.) (1986), Orchidaceae. Flora of South Australia Edn. 4, 4: - [secondary reference]

Rye, B.L. in Marchant, N.G., Wheeler, J.R., Rye, B.L., Bennett, E.M., Lander, N.S. & Macfarlane, T.D. (1987), Orchidaceae. Flora of the Perth Region 2: 814 [secondary reference]

common name: Green Spider Orchid [n/a]

Jones, D.L. (1988), Native Orchids of Australia: 114 [secondary reference]

common name: Green-Comb Spider Orchid [n/a] common name: Fringed Spider Orchid [n/a]

Ross, E.M. in Stanley, T.D. & Ross, E.M. (1989), Orchidaceae. Flora of South-eastern Queensland 3: 377 [secondary reference]

nomenclatural synonym: Caladenia patersonii var. dilatata (R.Br.) Benth. legitimate common name: Greencomb Spider Orchid [n/a]

Clements, M.A. in Jones, D.L. (ed.) (August 1989), Catalogue of Australian Orchidaceae. Australian Orchid Research 1: 23 [secondary reference]

• Lectotype: "`Port Dalrymple', R. Brown s.n. (lectotype specimen (a) BM! here designated)."

taxonomic synonym: Caladenia patersonii var. dilatata (R.Br.) Benth. legitimate

Hopper, S.D., van Leeuwen, S.J., Brown, A.P. & Patrick, S.J. (1990), Western Australia's Endangered Flora: 108, 124 [secondary reference]

Bates, R.J. & Weber, J.Z. (7 December 1990), Orchids of South Australia: Figs 87 & 89 [secondary reference]

Clements, M.A. (24 May 1993), The status of recently named orchids from eastern Australia. Muelleria 8(1): 70 [secondary reference]

taxonomic synonym: Caladenia corynepetala D.L.Jones legitimate taxonomic synonym: Caladenia simulans G.W.Carr legitimate

Entwisle, T.J. in Walsh, N.G. & Entwisle, T.J. (ed.) (1994), Orchidaceae. Flora of Victoria Edn. 1, 2: 777, Fig. 155a-b [secondary reference]

taxonomic synonym: Caladenia corynepetala D.L.Jones legitimate taxonomic synonym: Caladenia simulans G.W.Carr legitimate

Bishop, A. (1996), Field guide to the orchids of New South Wales and Victoria Edn. 1: 143, Plate 347 [secondary reference]

common name: Summer Greencomb Spider Orchid [n/a]

Jones, D.L. (June 1997), Towards a revision of the Caladenia dilatata R.Br. (Orchidaceae) complex - 1: The Caladenia dilatata alliance. The Orchadian 12(4): 160 [secondary reference]

taxonomic synonym: Caladenia corynepetala D.L.Jones legitimate taxonomic synonym: Caladenia simulans G.W.Carr legitimate

Jones, D.L. in Banks, D.P. (ed.) (1998), A taxonomic review of Caladenia in Tasmania. Australian Orchid Research 3: 30 [secondary reference]

taxonomic synonym: Caladenia simulans G.W.Carr legitimate taxonomic synonym: Caladenia corynepetala D.L.Jones legitimate

Jones, D.L., Wapstra, H., Tonelli, P. & Harris, S. (1999), The Orchids of Tasmania: 74 [secondary reference]

common name: Green-comb Spider Orchid [n/a]

• Etymology: "enlarged, widened (labellum probably)"

Bishop, A. (2000), Field guide to the orchids of New South Wales and Victoria Edn. 2: 143, Plate 347 [secondary reference]

common name: Summer Greencomb Spider Orchid [n/a]

Szlachetko, D.L. (28 February 2001), Genera et species Orchidalium. 1. Polish Botanical Journal 46(1): 17 [basionym]

basionym of: Calonema dilatatum (R.Br.) 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): 394 [basionym]

basionym of: Arachnorchis dilatata (R.Br.) D.L.Jones & M.A.Clem. legitimate

Szlachetko, D.L. (July 2002), Nomenclatural adjustments in the Thelymitroideae (Orchidaceae). Polish Botanical Journal 46(2): 139 [basionym]

basionym of: Calonemorchis dilatata (R.Br.) 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: 17, 19, 20, 149 [secondary reference]

nomenclatural synonym: Arachnorchis dilatata (R.Br.) D.L.Jones & M.A.Clem. legitimate taxonomic synonym: Caladenia simulans G.W.Carr legitimate taxonomic synonym: Caladenia corynepetala D.L.Jones legitimate taxonomic synonym: Caladenia sp. aff. tentaculata (Southern coastal) [n/a]

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): 192 [secondary reference]

nomenclatural synonym: Caladenia patersonii var. dilatata (R.Br.) Benth. legitimate nomenclatural synonym: Arachnorchis dilatata (R.Br.) D.L.Jones & M.A.Clem. legitimate nomenclatural synonym: Calonema dilatatum (R.Br.) Szlach. legitimate nomenclatural synonym: Calonemorchis dilatata (R.Br.) Szlach. legitimate taxonomic synonym: Caladenia simulans G.W.Carr legitimate taxonomic synonym: Caladenia corynepetala D.L.Jones legitimate taxonomic synonym: Calonema corynepetalum (D.L.Jones) Szlach. legitimate taxonomic synonym: Calonemorchis corynepetala (D.L.Jones) Szlach. legitimate

Jessup, L.W. (2005), Flora of South-eastern Queensland Volume 3 Changes to names or status of taxa: - [secondary reference]

• Comment: Name misapplied by Ross (1989) to a known but undescribed taxon

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: 193 [secondary reference]

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: 195 [pro parte misapplied]

pro parte misapplied to: Caladenia verrucosa G.W.Carr legitimate by Brown, R. (27 March 1810), Prodromus florae Novae Hollandiae et insulae Van-Diemen, exhibens characteres plantarum quas annis 1802-1805: 325

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: 195 [pro parte misapplied]

pro parte misapplied to: Caladenia tensa G.W.Carr legitimate by Brown, R. (27 March 1810), Prodromus florae Novae Hollandiae et insulae Van-Diemen, exhibens characteres plantarum quas annis 1802-1805: 325

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: 194 [pro parte misapplied]

pro parte misapplied to: Caladenia septuosa D.L.Jones legitimate by Brown, R. (27 March 1810), Prodromus florae Novae Hollandiae et insulae Van-Diemen, exhibens characteres plantarum quas annis 1802-1805: 325

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: 194 [misapplied]

misapplied to: Caladenia parva G.W.Carr legitimate by Brown, R. (27 March 1810), Prodromus florae Novae Hollandiae et insulae Van-Diemen, exhibens characteres plantarum quas annis 1802-1805: 325

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: 194 [pro parte misapplied]

pro parte misapplied to: Caladenia necrophylla D.L.Jones legitimate by Brown, R. (27 March 1810), Prodromus florae Novae Hollandiae et insulae Van-Diemen, exhibens characteres plantarum quas annis 1802-1805: 325

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: 194 [pro parte misapplied]

pro parte misapplied to: Caladenia macroclavia D.L.Jones legitimate by Weber, J.Z. & Bates, R. in Jessop, J.P. & Toelken, H.R. (ed.) (1986), Orchidaceae. Flora of South Australia Edn. 4, 4: -

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: 192 [pro parte misapplied]

pro parte misapplied to: Caladenia clavula D.L.Jones legitimate by Brown, R. (27 March 1810), Prodromus florae Novae Hollandiae et insulae Van-Diemen, exhibens characteres plantarum quas annis 1802-1805: 325

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 interanea (D.L.Jones) R.J.Bates legitimate by Weber, J.Z. & Bates, R. in Jessop, J.P. & Toelken, H.R. (ed.) (1986), Orchidaceae. Flora of South Australia Edn. 4, 4: -

Backhouse, G., Kosky, B., Rouse, D. & Turner, J. (2016), Bush Gems: A Guide to the Wild Orchids of Victoria, Australia: [pp. 100-101 of PDF] (photos, map) [secondary reference]

nomenclatural synonym: Arachnorchis dilatata (R.Br.) D.L.Jones & M.A.Clem. legitimate taxonomic synonym: Caladenia pulcherrima F.Muell. legitimate taxonomic synonym: Caladenia simulans G.W.Carr legitimate taxonomic synonym: Caladenia corynepetala D.L.Jones legitimate common name: Green-comb Spider-orchid [n/a]

de Salas, M.F. & Baker, M.L. (2016), Tasmanian vascular plant census. A Census of the Vascular Plants of Tasmania, including Macquarie Island: 95 [secondary reference]

nomenclatural synonym: Caladenia patersonii var. dilatata (R.Br.) Benth. legitimate nomenclatural synonym: Arachnorchis dilatata (R.Br.) D.L.Jones & M.A.Clem. legitimate taxonomic synonym: Caladenia corynephora A.S.George legitimate taxonomic synonym: Caladenia simulans G.W.Carr legitimate

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: 7, 93, 105, 110 [secondary reference]

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

nomenclatural synonym: Caladenia patersonii var. dilatata (R.Br.) Benth. legitimate nomenclatural synonym: Caladenia dilatata R.Br. var. dilatata legitimate nomenclatural synonym: Caladenia dilatata R.Br. subsp. dilatata legitimate nomenclatural synonym: Arachnorchis dilatata (R.Br.) D.L.Jones & M.A.Clem. legitimate nomenclatural synonym: Calonema dilatata Szlach. orth. var. nomenclatural synonym: Calonema dilatatum (R.Br.) Szlach. legitimate nomenclatural synonym: Calonemorchis dilatata (R.Br.) Szlach. legitimate taxonomic synonym: Caladenia corynepetala D.L.Jones legitimate taxonomic synonym: Caladenia simulans G.W.Carr legitimate taxonomic synonym: Calonema corynepetala Szlach. orth. var. taxonomic synonym: Calonema corynepetalum (D.L.Jones) Szlach. legitimate taxonomic synonym: Calonemorchis corynepetala (D.L.Jones) Szlach. legitimate taxonomic synonym: Caladenia sp. aff. tentaculata (Southern coastal) [n/a] pro parte misapplication: Caladenia necrophylla D.L.Jones 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: 130

• APC Dist.: SA, Vic, Tas

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

pro parte misapplied to: Caladenia verrucosa G.W.Carr legitimate by Weber, J.Z. & Bates, R. in Jessop, J.P. & Toelken, H.R. (ed.) (1986), Orchidaceae. Flora of South Australia Edn. 4, 4: -

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

pro parte misapplied to: Caladenia tensa G.W.Carr legitimate by Weber, J.Z. & Bates, R. in Jessop, J.P. & Toelken, H.R. (ed.) (1986), Orchidaceae. Flora of South Australia Edn. 4, 4: -

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

pro parte misapplied to: Caladenia septuosa D.L.Jones legitimate by Weber, J.Z. & Bates, R. in Jessop, J.P. & Toelken, H.R. (ed.) (1986), Orchidaceae. Flora of South Australia Edn. 4, 4: -

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

doubtful pro parte misapplied to: Caladenia rhomboidiformis (E.Coleman) M.A.Clem. & Hopper legitimate by Gardner, C.A. (1930), Part I. Pteridophyta-Proteaceae. Enumeratio Plantarum Australiae Occidentalis: 24

[doubtful pro parte misapplied]

doubtful pro parte misapplied to: Caladenia rhomboidiformis (E.Coleman) M.A.Clem. & Hopper legitimate by Beard, J.S. in Beard, J.S. (ed.) (1970), Descriptive Catalogue of West Australian Plants Edn. 2: 31

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

pro parte misapplied to: Caladenia parva G.W.Carr legitimate by Weber, J.Z. & Bates, R. in Jessop, J.P. & Toelken, H.R. (ed.) (1986), Orchidaceae. Flora of South Australia Edn. 4, 4: -

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

pro parte misapplied to: Caladenia necrophylla D.L.Jones legitimate by Weber, J.Z. & Bates, R. in Jessop, J.P. & Toelken, H.R. (ed.) (1986), Orchidaceae. Flora of South Australia Edn. 4, 4: -

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

pro parte misapplied to: Caladenia macroclavia D.L.Jones legitimate by Weber, J.Z. & Bates, R. in Jessop, J.P. & Toelken, H.R. (ed.) (1986), Orchidaceae. Flora of South Australia Edn. 4, 4: -

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

pro parte misapplied to: Caladenia interanea (D.L.Jones) R.J.Bates legitimate by Weber, J.Z. & Bates, R. in Jessop, J.P. & Toelken, H.R. (ed.) (1986), Orchidaceae. Flora of South Australia Edn. 4, 4: -

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

doubtful pro parte misapplied to: Caladenia falcata (Nicholls) M.A.Clem. & Hopper legitimate by Gardner, C.A. (1930), Part I. Pteridophyta-Proteaceae. Enumeratio Plantarum Australiae Occidentalis: 24

[doubtful pro parte misapplied]

doubtful pro parte misapplied to: Caladenia falcata (Nicholls) M.A.Clem. & Hopper legitimate by Beard, J.S. in Beard, J.S. (ed.) (1970), Descriptive Catalogue of West Australian Plants Edn. 2: 31

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

pro parte misapplied to: Caladenia clavula D.L.Jones legitimate by Weber, J.Z. & Bates, R. in Jessop, J.P. & Toelken, H.R. (ed.) (1986), Orchidaceae. Flora of South Australia Edn. 4, 4: -

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

pro parte misapplied to: Caladenia calcicola G.W.Carr legitimate by Weber, J.Z. & Bates, R. in Jessop, J.P. & Toelken, H.R. (ed.) (1986), Orchidaceae. Flora of South Australia Edn. 4, 4: -

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

misapplied to: Caladenia atrovespa (D.L.Jones) G.N.Backh. legitimate by Gray, M. & MacKee, H.S. (1969), A list of vascular plants occurring on Black Mountain and environs, Canberra, A.C.T: 12

[misapplied]

misapplied to: Caladenia atrovespa (D.L.Jones) G.N.Backh. legitimate by Burbidge, N.T. & Gray, M. (1970), Flora of the Australian Capital Territory: 120-122, Fig. 114A-A1

Council of Heads of Australasian Herbaria (31 July 2018), Australian Plant Census: - [pro parte misapplied]

pro parte misapplied to: Caladenia subglabriphylla (R.J.Bates) M.A.Clem. legitimate by Weber, J.Z. & Bates, R. in Jessop, J.P. & Toelken, H.R. (ed.) (1986), Orchidaceae. Flora of South Australia Edn. 4, 4: -

Jones, D.L. (January 2021), Native Orchids of Australia Edn. 3: 149 [secondary reference]

nomenclatural synonym: Caladenia patersonii var. dilatata (R.Br.) Benth. legitimate nomenclatural synonym: Arachnorchis dilatata (R.Br.) D.L.Jones & M.A.Clem. legitimate nomenclatural synonym: Calonemorchis dilatata (R.Br.) Szlach. legitimate taxonomic synonym: Caladenia corynepetala D.L.Jones legitimate taxonomic synonym: Caladenia simulans G.W.Carr legitimate taxonomic synonym: Calonemorchis corynepetala (D.L.Jones) Szlach. legitimate common name: Green-Comb Spider Orchid [n/a]

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