Kunth, K.S. (1837), Enumeratio Plantarum Omnium Hucusque Cognitarum 2: 191-192 [tax. nov.]

• Type: "Cap. b. spei, in cavernis rupium. Drège legit."

Clarke, C.B. in Durand, T.A. & Schinz, H. (1894), Conspectus Florae Africae 5: 619 [basionym]

basionym of: Scirpus cernuus var. subtilis (Kunth) C.B.Clarke legitimate

Levyns, M.R.B. (1944), Notes on Scirpus and descriptions of three new species. Journal of South African Botany 10: 29 [replaced synonym]

replaced synonym of: Scirpus chlorostachyus Levyns legitimate

Council of Heads of Australasian Herbaria (29 September 2022), Australian Plant Census: - [taxonomic synonym]

taxonomic synonym of: Isolepis sepulcralis Steud. legitimate

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