Rogers, R.S. (1909), Notes on the orchids of Kangaroo Island, together with a description of two new species. Transactions, proceedings and report, Royal Society of South Australia 33: 16, pl. I. [tax. nov.]

• Type: "I have not seen the new species on the North Coast, but have found it in considerable numbers on the South Coast about Wilson River and the Eleanor." [Kangaroo Island.]

Rogers, R.S. in Black, J.M. (1922), Orchidaceae. Flora of South Australia 1: 136 [secondary reference]

• Etymology: Ovate labellum.

Black, J.M. (1943), Flora of South Australia Edn. 2, 1: 231 [secondary reference]

Jessop, J.P. (19 December 1977), Endangered species in the South Australian native vascular flora. Journal of the Adelaide Botanic Gardens 1(2): 136 [secondary reference]

Jones, D.L. (1988), Native Orchids of Australia: 128 [secondary reference]

Clements, M.A. in Jones, D.L. (ed.) (August 1989), Catalogue of Australian Orchidaceae. Australian Orchid Research 1: 29 [secondary reference]

• Lectotype: "`Hog Bay River, Kangaroo Island', 10 Oct. 1906, Wilson s.n. (lectotype AD! here designated, isolectotype NSW!)."

Bates, R.J. & Weber, J.Z. (7 December 1990), Orchids of South Australia: 51-52 (map), Figs 79-80, Plate 56 [secondary reference]

common name: Kangaroo Island spider-orchid [n/a] common name: Ovate spider-orchid [n/a]

Threatened Species and Communities Section, Biodiversity Group, Environment Australia (8 July 1998), Endangered Species Protection Act 1992. Schedules 1, 2 & 3: 17 [secondary reference]

Szlachetko, D.L. (28 February 2001), Genera et species Orchidalium. 1. Polish Botanical Journal 46(1): 15 [basionym]

basionym of: Phlebochilus ovata (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): 395 [basionym]

basionym of: Arachnorchis ovata (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): 196 [secondary reference]

nomenclatural synonym: Arachnorchis ovata (R.S.Rogers) D.L.Jones & M.A.Clem. legitimate nomenclatural synonym: Phlebochilus ovata (R.S.Rogers) Szlach. 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: 194 [secondary reference]

nomenclatural synonym: Arachnorchis ovata (R.S.Rogers) D.L.Jones & M.A.Clem. legitimate nomenclatural synonym: Phlebochilus ovata (R.S.Rogers) Szlach. legitimate

• APC Dist.: SA

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: 10, 93 [secondary reference]

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

nomenclatural synonym: Phlebochilus ovata (R.S.Rogers) Szlach. legitimate nomenclatural synonym: Arachnorchis ovata (R.S.Rogers) D.L.Jones & M.A.Clem. legitimate nomenclatural synonym: Phlebochilus ovatus Hopper & A.P.Br. orth. var.

• APC Dist.: SA

Jones, D.L. (January 2021), Native Orchids of Australia Edn. 3: 130-131 [secondary reference]

nomenclatural synonym: Arachnorchis ovata (R.S.Rogers) D.L.Jones & M.A.Clem. legitimate nomenclatural synonym: Phlebochilus ovata (R.S.Rogers) Szlach. legitimate common name: Oval-lipped Spider Orchid [n/a]

---