Backhouse, G.N. (April 2007), New combinations in the terrestrial orchid genera Caladenia R.Br. and Pterostylis R.Br. (Orchidaceae) for Victoria, Australia. The Victorian Naturalist 124: 124 [comb. nov.]

basionym: Arachnorchis ampla D.L.Jones legitimate

Backhouse, G., Kosky, B., Rouse, D. & Turner, J. (2016), Bush Gems: A Guide to the Wild Orchids of Victoria, Australia: [p. 134 of PDF] [taxonomic synonym]

taxonomic synonym of: Caladenia reticulata Fitzg. 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: 6, 110 [secondary reference]

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

nomenclatural synonym: Arachnorchis ampla D.L.Jones legitimate taxonomic synonym: Caladenia sp. aff. reticulata (St Arnaud) [n/a] taxonomic synonym: Caladenia sp. aff. reticulata (St Arnaud) [n/a]

• APC Dist.: Vic

Jones, D.L. (January 2021), Native Orchids of Australia Edn. 3: 119-120 [secondary reference]

nomenclatural synonym: Arachnorchis ampla D.L.Jones legitimate common name: Hard Hills Spider Orchid [n/a]

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