Linnaeus, C. (1 May 1753), Species Plantarum 1: 457 [tax. nov.]

• Type: "Habitat in Gallia, Italia ad agrorum margines."

Black, J.M. (1924), Casuarinaceae - Euphorbiaceae. Flora of South Australia 2: 354 [secondary reference]

common name: Caper Spurge [n/a]

Black, J.M. (January 1948), Casuarinaceae-Euphorbiaceae. Flora of South Australia Edn. 2, 2: 508, Fig. 676D [secondary reference]

common name: Caper Spurge [n/a]

Beadle, N.C.W., Evans, O.D. & Carolin, R.C. (1962), Handbook of the Vascular Plants of the Sydney District and Blue Mountains: 210 [secondary reference]

common name: Caper Spurge [n/a]

Curtis, W.M. (1967), Angiospermae: Plumbaginaceae to Salicaceae. The Student's Flora of Tasmania 3: 632 [secondary reference]

common name: Caper Spurge [n/a]

Burbidge, N.T. & Gray, M. (1970), Flora of the Australian Capital Territory: 246 [secondary reference]

common name: Caper Spurge [n/a]

Jacobs, S.W.L. & Pickard, J. (1981), Plants of New South Wales: 116 [secondary reference]

Stanley, T.D. in Stanley, T.D. & Ross, E.M. (1984), Euphorbiaceae. Flora of South-eastern Queensland 1: 411, 414, Fig. 65P [secondary reference]

common name: Caper Spurge [n/a]

Green, J.W. (1985), Census of the Vascular Plants of Western Australia Edn. 2: 107 [secondary reference]

Wheeler, J.R. in Marchant, N.G., Wheeler, J.R., Rye, B.L., Bennett, E.M., Lander, N.S. & Macfarlane, T.D. (1987), Euphorbiaceae. Flora of the Perth Region 1: 449 [secondary reference]

common name: Caper Spurge [n/a]

James, T.A. & Harden, G.J. in Harden, G.J. (ed.) (1990), Euphorbiaceae. Flora of New South Wales 1: 424-425, Plate 23 [secondary reference]

common name: Caper Spurge [n/a]

Jeanes, J.A. in Walsh, N.G. & Entwisle, T.J. (ed.) (1999), Euphorbiaceae. Flora of Victoria 4: 59-60, Fig. 9c [secondary reference]

common name: Caper Spurge [n/a]

Harden, G.J. & Murray, L.J. in Harden, G.J. & Murray, L.J. (ed.) (2000), Flora of New South Wales Supplement 1: 59 [secondary reference]

James, T.A. & Harden, G.J. in Harden, G.J. (ed.) (2000), Euphorbiaceae. Flora of New South Wales Revised Edition 1: 424-425, Plate 23 [secondary reference]

Wheeler, J.R., Marchant, N.G. & Lewington, M. (2002), Dicotyledons. Flora of the South West 2: 613 [secondary reference]

common name: Caper Spurge [n/a]

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

orthographic variant: Euphorbia lathyrus L. orth. var.

• APC Dist.: WA (naturalised), SA (naturalised), Qld (formerly naturalised), ACT (naturalised), Vic (naturalised), Tas (naturalised)

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: 300 [secondary reference]

de Salas, M.F. & Baker, M.L. (2016), Tasmanian vascular plant census. A Census of the Vascular Plants of Tasmania, including Macquarie Island: 43 [secondary reference]

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