Szlachetko, D.L. (28 February 2001), Genera et species Orchidalium. 1. Polish Botanical Journal 46(1): 26 [comb. nov.]

basionym: Pterostylis sanguinea D.L.Jones & M.A.Clem. 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: 200 [nomenclatural synonym]

nomenclatural synonym of: Pterostylis sanguinea D.L.Jones & M.A.Clem. legitimate

Barrett, Russell & Tay, Eng Pin (2016), Perth Plants: a Field Guide to the Bushland and Coastal Flora of Kings Park and Bold Park Edn. 2: 240 [nomenclatural synonym]

nomenclatural synonym of: Pterostylis sanguinea D.L.Jones & M.A.Clem. legitimate

Jones, D.L. & French, C.J. (2017), Characterisation of Urochilus sanguineus (Orchidaceae: Pterostylidinae) and the description of a related new species. Australian Orchid Review 82(5): 43 [nomenclatural synonym]

nomenclatural synonym of: Urochilus sanguineus (D.L.Jones & M.A.Clem.) D.L.Jones & M.A.Clem. legitimate

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

orthographic variant: Oligochaetochilus sanguinea Szlach. orth. var.

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

nomenclatural synonym of: Pterostylis sanguinea D.L.Jones & M.A.Clem. legitimate

Jones, D.L. (January 2021), Native Orchids of Australia Edn. 3: 600 [nomenclatural synonym]

nomenclatural synonym of: Urochilus sanguineus (D.L.Jones & M.A.Clem.) D.L.Jones & M.A.Clem. legitimate

Council of Heads of Australasian Herbaria (7 July 2021), Australian Plant Census: - [nomenclatural synonym]

nomenclatural synonym of: Pterostylis sanguinea D.L.Jones & M.A.Clem. legitimate

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