Vascular Plants Australian Plant Name Index (APNI)

Showing Caladenia sigmoidea
Orchidaceae Juss.
Caladenia sigmoidea R.S.Rogers , legitimate, scientific
Rogers, R.S. (22 July 1938), Contributions to the Orchidology of Australia. Transactions of the Royal Society of South Australia 62(1): 12 [tax. nov.]
  • Type: "Western Australia, Kumarl, 25 August 1937."
George, A.S. (5 May 1971), A check list of the Orchidaceae of Western Australia. Nuytsia 1(2): 176 BHL [secondary reference]
  • Type: "Kumarl, Horbury, Aug. 25, 1937 - holo.: AD, iso.: PERTH."
Hoffman, N. & Brown, A. (1984), Orchids of South-West Australia: 84-85 [secondary reference]
Green, J.W. (1985), Census of the Vascular Plants of Western Australia Edn. 2: 55 [secondary reference]
Jones, D.L. (1988), Native Orchids of Australia: 132 [secondary reference]
Clements, M.A. in Jones, D.L. (ed.) (August 1989), Catalogue of Australian Orchidaceae. Australian Orchid Research 1: 30 [secondary reference]
  • Type: "... iso K! MEL!)."
Hoffman, N. & Brown, A. (1992), Orchids of South-West Australia Edn. 2: 62 [secondary reference]
common name: Sigmoid Spider Orchid [n/a]
Hoffman, N. & Brown, A. (1998), Orchids of South-West Australia Edn. 2 (revised): 62 [secondary reference]
common name: Sigmoid Spider Orchid [n/a]
Paczkowska, G. & Chapman, A.R. (2000), The Western Australian Flora, a descriptive catalogue: 82 [secondary reference]
Szlachetko, D.L. (28 February 2001), Genera et species Orchidalium. 1. Polish Botanical Journal 46(1): 19 [basionym]
basionym of: Calonema sigmoideum (R.S.Rogers) 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): 403 [basionym]
basionym of: Calonema sigmoideum (R.S.Rogers) D.L.Jones & M.A.Clem. isonym
Szlachetko, D.L. (July 2002), Nomenclatural adjustments in the Thelymitroideae (Orchidaceae). Polish Botanical Journal 46(2): 142 [basionym]
basionym of: Calonemorchis sigmoidea (R.S.Rogers) Szlach. legitimate
Jones, D.L. & Clements, M.A. (September 2002), Nomenclatural notes arising from studies in the Tribe Diurideae (Orchidaceae): Calonemorchis. The Orchadian 14(1): 41 [nomenclatural synonym]
nomenclatural synonym of: Calonemorchis sigmoidea (R.S.Rogers) Szlach. legitimate
Jones, D.L. & Clements, M.A. (June 2003), Nomenclatural notes arising from studies into the Tribe Diurideae (Orchidaceae): Jonesiopsis. The Orchadian 14(4): 180 [basionym]
basionym of: Jonesiopsis sigmoidea (R.S.Rogers) D.L.Jones & M.A.Clem. legitimate
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): 206 [secondary reference]
nomenclatural synonym: Calonema sigmoideum (R.S.Rogers) D.L.Jones & M.A.Clem. isonym nomenclatural synonym: Calonema sigmoideum (R.S.Rogers) Szlach. legitimate nomenclatural synonym: Calonemorchis sigmoidea (R.S.Rogers) Szlach. legitimate nomenclatural synonym: Jonesiopsis sigmoidea (R.S.Rogers) D.L.Jones & M.A.Clem. legitimate
Brown, A., Dundas, P., Dixon, K. & Hopper, S. (2008), Orchids of Western Australia: 54 [secondary reference]
common name: Sigmoid spider orchid [n/a]
  • Etymology: "sigmoid, alluding the the S-shaped labellum"
Hoffman, N. & Brown, A. (2011), Orchids of South-West Australia Edn. 3: 80 [secondary reference]
common name: Sigmoid Spider Orchid [n/a]
  • Etymology: "It is distinguished by its unusual labellum shape which in most spider orchids curls under but in this species bends down and back up. Hence the name 'sigmoidea', which appropriately means 's-shaped'."
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: 11, 126 [secondary reference]
Council of Heads of Australasian Herbaria (28 February 2018), Australian Plant Census: - APC [secondary reference]
nomenclatural synonym: Calonema sigmoideum (R.S.Rogers) D.L.Jones & M.A.Clem. isonym nomenclatural synonym: Calonema sigmoidea Szlach. orth. var. nomenclatural synonym: Calonema sigmoideum (R.S.Rogers) Szlach. legitimate nomenclatural synonym: Calonemorchis sigmoidea (R.S.Rogers) Szlach. legitimate nomenclatural synonym: Jonesiopsis sigmoidea (R.S.Rogers) D.L.Jones & M.A.Clem. legitimate
  • APC Dist.: WA
Jones, D.L. (January 2021), Native Orchids of Australia Edn. 3: 189 [secondary reference]
nomenclatural synonym: Jonesiopsis sigmoidea (R.S.Rogers) D.L.Jones & M.A.Clem. legitimate taxonomic synonym: Calonemorchis roei (Benth.) D.L.Jones & M.A.Clem. legitimate common name: Sigmoid Spider Orchid [n/a]
Brown, A. (19 July 2022), The Complete Orchids of Western Australia 1: 204 [secondary reference]
common name: Sigmoid Spider Orchid [n/a]
  • Etymology: "From the Latin sigmoideus (sigmoid, curved like the letter S), in reference to the labellum shape."
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