Backhouse, G.N. (2010), New combinations in the terrestrial orchid genera Caladenia R.Br., Corybas Salisb. and Pterostylis R.Br. (Orchidaceae) for south-eastern Australia. The Victorian Naturalist 127(2): 56 [comb. nov.]

basionym: Nematoceras sulcatum M.A.Clem. & D.L.Jones 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: 19, 106 [secondary reference]

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

nomenclatural synonym: Nematoceras sulcatum M.A.Clem. & D.L.Jones legitimate

• APC Comment: Treated as Nematoceras sulcatum on MI.
• APC Dist.: MI

Jones, D.L. (January 2021), Native Orchids of Australia Edn. 3: 70 [nomenclatural synonym]

nomenclatural synonym of: Nematoceras sulcatum M.A.Clem. & D.L.Jones legitimate

---