Thiele, K.R. & Schilling, E.E. (13 December 2018), Cyanthillium gracilis, a new combination for the Western Australian endemic Pleurocarpaea gracilis (Asteraceae: Vernonieae). Nuytsia 29: 231-232 [comb. nov.]

basionym: Pleurocarpaea gracilis Lander & P.J.H.Hurter legitimate

Parker, C.M. & Percy-Bower, J.M. (10 December 2019), Updates to Western Australia’s vascular plant census for 2019. Nuytsia 30: 344 [secondary reference]

orthographic variant: Cyanthillium gracilis K.R.Thiele & E.E.Schill. orth. var.

Council of Heads of Australasian Herbaria (7 July 2021), Australian Plant Census: - APC [secondary reference]

orthographic variant: Cyanthillium gracilis K.R.Thiele & E.E.Schill. orth. var. nomenclatural synonym: Pleurocarpaea gracilis Lander & P.J.H.Hurter legitimate taxonomic synonym: Genus sp. Hamersley Range hilltops (S.van Leeuwen 4345) WA Herbarium [n/a]

• APC Dist.: WA

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