George, A.S. (5 May 1971), A check list of the Orchidaceae of Western Australia. Nuytsia 1(2): 173, 174 [comb. et stat. nov.]

• Type: Lesmurdie, Darling Range, Nicholls, Sept. 14, 1946. - holo.: MEL.

basionym: Caladenia magniclavata Nicholls legitimate

• Text: This form is not sufficiently distinct from typical C. longiclavata to warrant specific rank. it is a more robust plant, with slightly different calli (more slender, apices more recurved) and a smooth (not scabrous) labellum fringe.

Hoffman, N. & Brown, A. (1984), Orchids of South-West Australia: 102-103 [secondary reference]

common name: Big Clubbed Spider Orchid [n/a]

Clements, M.A. in Jones, D.L. (ed.) (August 1989), Catalogue of Australian Orchidaceae. Australian Orchid Research 1: 27 [nomenclatural synonym]

nomenclatural synonym of: Caladenia magniclavata Nicholls legitimate

Hopper, S.D. & Brown, A.P. (21 September 2001), Contributions to Western Australian orchidology: 2. New taxa and circumscriptions in Caladenia. Nuytsia 14(1/2): 130 [nomenclatural synonym]

nomenclatural synonym of: Caladenia magniclavata Nicholls 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): 195 [nomenclatural synonym]

nomenclatural synonym of: Caladenia magniclavata Nicholls legitimate

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

nomenclatural synonym of: Caladenia magniclavata Nicholls legitimate

Jones, D.L. (January 2021), Native Orchids of Australia Edn. 3: 142 [nomenclatural synonym]

nomenclatural synonym of: Caladenia magniclavata Nicholls legitimate

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