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

• Type: "Portland. Collectors: Mrs. F. Mellblom and Mr. C. Beauglehole."

Clements, M.A. in Jones, D.L. (ed.) (August 1989), Catalogue of Australian Orchidaceae. Australian Orchid Research 1: 31 [secondary reference]

• Lectotype: "`Portland', Mellblom & C. Beauglehole in herb. W.H. Nicholls s.n. (holo MEL not found; lectotype plate 251! Nicholls (1969)."

Clements, M.A. in Jones, D.L. (ed.) (August 1989), Catalogue of Australian Orchidaceae. Australian Orchid Research 1: 31 [basionym]

basionym of: Caladenia valida (Nicholls) M.A.Clem. & D.L.Jones legitimate

Entwisle, T.J. in Walsh, N.G. & Entwisle, T.J. (ed.) (1994), Orchidaceae. Flora of Victoria Edn. 1, 2: 780 [nomenclatural synonym]

nomenclatural synonym of: Caladenia valida (Nicholls) M.A.Clem. & D.L.Jones legitimate

Szlachetko, D.L. (28 February 2001), Genera et species Orchidalium. 1. Polish Botanical Journal 46(1): 19 [basionym]

basionym of: Calonema validum (Nicholls) Szlach. legitimate

Jones, D.L. (2002), New Combination. The Orchadian 14(2): 71 [replaced synonym]

replaced synonym of: Arachnorchis venusta D.L.Jones & M.A.Clem. nom. illeg.

Szlachetko, D.L. (July 2002), Nomenclatural adjustments in the Thelymitroideae (Orchidaceae). Polish Botanical Journal 46(2): 142 [basionym]

basionym of: Calonemorchis valida (Nicholls) Szlach. legitimate

Jones, D.L. & Clements, M.A. (2003), New Combinations. The Orchadian 14(3): 126 [basionym]

basionym of: Arachnorchis valida (Nicholls) 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): 198 [nomenclatural synonym]

nomenclatural synonym of: Caladenia valida (Nicholls) M.A.Clem. & D.L.Jones 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: 195 [nomenclatural synonym]

nomenclatural synonym of: Caladenia valida (Nicholls) M.A.Clem. & D.L.Jones legitimate

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

nomenclatural synonym of: Caladenia valida (Nicholls) M.A.Clem. & D.L.Jones legitimate

Jones, D.L. (January 2021), Native Orchids of Australia Edn. 3: 129 [nomenclatural synonym]

nomenclatural synonym of: Caladenia valida (Nicholls) M.A.Clem. & D.L.Jones legitimate

Kosky, W. (5 October 2021), East Gippsland’s Clubbed Spider Caladenia (Orchidaceae: Caladeniinae). Muelleria 40: 22 [nomenclatural synonym]

nomenclatural synonym of: Caladenia valida (Nicholls) M.A.Clem. & D.L.Jones legitimate

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