Linnaeus, C. (1 May 1753), Species Plantarum 2: 814 [tax. nov.]

• Type: (not designated).

Linnaeus, C. (1754), Genera Plantarum Edn. 5: 355 [secondary reference]

Hooker, J.D. (29 December 1859), Introductory Essay. The botany of the Antarctic voyage of H.M. Discovery ships Erebus and Terror. III. Flora Tasmaniae 2(11): xlv. [secondary reference]

Bentham, G. (5 January 1867), Orders XLVIII. Myrtaceae- LXII. Compositae. Flora Australiensis 3: 461 [secondary reference]

Mueller, F.J.H. von (1882), Systematic Census of Australian Plants: 77 [secondary reference]

Bailey, F.M. (1913), Comprehensive Catalogue of Queensland Plants: 257 [secondary reference]

Britton, N.L. & Brown, A. (7 June 1913), An Illustrated Flora of the Northern United States, Canada and the British possessions Edn. 2, 2: 353 [secondary reference]

• Lectotype: Elephantopus scaber L.

Koster, J.T. (1935), The Compositae of the Malay Archipelago. I. Vernonieae and Eupatorieae. Blumea 1(3): 546-465 [secondary reference]

Brown, E.A. in Harden, G.J. (ed.) (1992), Asteraceae p.p. Flora of New South Wales 3: 148 [secondary reference]

Cooper, W.E. & Cooper, W.T. (2004), Fruits of the Australian Tropical Rainforest: 81 [secondary reference]

Anderberg, A.A., Baldwin, B.G., Bayer, R.G., Breitwieser, I., Jeffrey, C., Dillon, M.O., Eldenäs, P., Funk, V., Garcia-Jacas, N., Hind, D.J.N., Karis, P.O., Lack, H.W., Nesom, G., Nordenstam, B., Oberprieler, C., Panero, J.J., Puttock, C., Robinson, H., Stuessy, T.F., Susanna, A., Urtubey, E., Vogt, R., Ward, J. & Watson, L.E. in Kubitzki, K. (ed.) (2007), Compositae. The Families and Genera of Vascular Plants 8: 164 [secondary reference]

Mabberley, D.J. (1 May 2008), Mabberley's Plant-Book Edn. 3: 302 [secondary reference]

Council of Heads of Australasian Herbaria (2011), Australian Plant Census: - APC [secondary reference]

• APC Dist.: NT, Qld (naturalised), NSW (naturalised)

Ghafoor, A. in Wilson, A.J.G. (ed.) (2015), Asteraceae Subfam. Cichorioideae Trib. 3. Vernonieae. Flora of Australia 37: 173 [secondary reference]

• Etymology: "from Greek elephantos (elephant) and pous (a foot), probably referring to the root of E. scaber or to the basal leaves resembling an elephant's footprints."

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