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): 46-48, Fig. 2, 3 (map) [tax. nov.]

• Type: William Bay National Park, 3.5 km west of Ocean Beach Rd on Mooney Valley Rd, 8 km south-south-west of Denmark, 35 01'S, 117 21'E, Western Australia, 7 October 1984, S.D. Hopper 4252 (holo: PERTH 00264083; iso: AD, CBG, K, MEL).

Jones, D.L., Clements, M.A., Sharma, I.S., Mackenzie, A.M. & Molloy, B.P.J. (January 2002), Nomenclatural notes arising from studies into the Tribe Diurideae (Orchidaceae). The Orchadian 13(10): 451 [basionym]

basionym of: Arachnorchis applanata subsp. erubescens (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. legitimate

Western Australian Herbarium (2003), FloraBase: the Western Australian Flora Version 2: - [secondary reference]

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): 190 [secondary reference]

nomenclatural synonym: Arachnorchis applanata subsp. erubescens (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. legitimate

Brown, A., Dundas, P., Dixon, K. & Hopper, S. (2008), Orchids of Western Australia: 80 [secondary reference]

common name: Rose spider orchid [n/a]

• Etymology: "blushing, rose, alluding to the pink floral colouration"

Hoffman, N. & Brown, A. (2011), Orchids of South-West Australia Edn. 3: 124 [secondary reference]

common name: Rose Spider Orchid [n/a]

• Etymology: "The most obvious feature, distinguishing this beautiful orchid from the typical subspecies is its delicate colour which lead to the scientific name 'erubescens' which appropriatey means reddening, blushing or rose."

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, 124 [secondary reference]

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

nomenclatural synonym: Arachnorchis applanata subsp. erubescens (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. legitimate taxonomic synonym: Caladenia applanata subsp. erubescens N.Hoffman & A.P.Br. nom. inval. taxonomic synonym: Caladenia applanata subsp. erubescens N.Hoffman & A.P.Br. nom. inval. taxonomic synonym: Caladenia applanata subsp. erubescens Paczk. & A.R.Chapm. nom. inval.

• APC Dist.: WA

Jones, D.L. (January 2021), Native Orchids of Australia Edn. 3: 132 [secondary reference]

nomenclatural synonym: Arachnorchis applanata subsp. erubescens (Hopper & A.P.Br.) D.L.Jones & M.A.Clem. legitimate common name: Rose Spider Orchid [n/a]

Brown, A. (19 July 2022), The Complete Orchids of Western Australia 1: 138 [secondary reference]

common name: Rose Spider Orchid [n/a]

• Etymology: "From the Latin erubescens (reddened, blushing, rose), in reference to the pink flower colour."

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