Stapf, O. in Oliver, D., Thiselton Dyer, W.T., Prain, D. & Hill, A.W. (ed.) (5 August 1920), Gramineae. Flora of Tropical Africa 9(4): 621 [tax. nov.]

Jacobs, S.W.L., Whalley, R.D.B. & Wheeler, D.J.B. (2008), Grasses of New South Wales Edn. 4: 95, 107 [secondary reference]

• Etymology: "From the Greek words for 'top' and 'horn', referring to the thickened appendage sometimes present at the top of the lemma."

Mabberley, D.J. (1 May 2008), Mabberley's Plant-Book Edn. 3: 10 [secondary reference]

Council of Heads of Australasian Herbaria (2009), Australian Plant Census: - APC [secondary reference]

• APC Dist.: NSW (naturalised)

Morrone, O., Aagesen, L., Scataglini, M.A., Salariato, D.L., Denham, S.S., Chemisquy, M.A., Sede, S.M., Giussani, L.M., Kellog, E.A. & Zuloaga, F.O. (2012), Phylogeny of the Paniceae (Poaceae: Panicoideae): integrating plastid DNA sequences and morphology into a new classification. Cladistics 28(4): 350 [secondary reference]

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