Linnaeus, C. (2 June 1756), Centuria II. Plantarum: 29 [tax. nov.]

• Type: "Habitat in Europa australi."

taxonomic synonym: Lactuca scariola L. legitimate

Black, J.M. & Robertson, E.L. (1957), Flora of South Australia Edn. 2, 4: 942 [taxonomic synonym]

taxonomic synonym of: Lactuca scariola L. legitimate

Beadle, N.C.W., Evans, O.D. & Carolin, R.C. (1962), Handbook of the Vascular Plants of the Sydney District and Blue Mountains: 395 [secondary reference]

common name: Compass Plant [n/a] common name: Prickly Lettuce [n/a]

Curtis, W.M. (1963), Angiospermae: Lythraceae to Epacridaceae. The Student's Flora of Tasmania 2: 389 [secondary reference]

taxonomic synonym: Lactuca scariola L. legitimate common name: Compass Plant [n/a] common name: Prickly Lettuce [n/a]

Eichler, Hj. (1965), Supplement to J.M.Black's Flora of South Australia (Second Edition, 1943-1957): 329 [secondary reference]

taxonomic synonym: Lactuca scariola L. legitimate

Burbidge, N.T. & Gray, M. (1970), Flora of the Australian Capital Territory: 398, Fig. 402. [secondary reference]

common name: Prickly Lettuce [n/a]

Prince, S.D. & Carter, R.N. (1977), Prickly Lettuce (Lactuca serriola L.) in Britain. Watsonia 11: 331-338 [secondary reference]

• Lectotype: "LECTOTYPUS: Herb. Linn. 950.3 (LINN)"

Cunningham, G.M., Mulham, W.E., Milthorpe, P.L. & Leigh, J.H. (1981), Plants of Western New South Wales: 718-719 [secondary reference]

common name: Milk Thistle [n/a] common name: Compass Plant [n/a] common name: Prickly Lettuce [n/a]

Jacobs, S.W.L. & Pickard, J. (1981), Plants of New South Wales: 81 [secondary reference]

taxonomic synonym: Lactuca scariola L. legitimate

Jessop, J.P. in Jessop, J.P. (ed.) (1981), Compositae (Asteraceae) - most genera. Flora of Central Australia: 413, Fig. 534 [secondary reference]

common name: Prickly lettuce [n/a]

Green, J.W. (1985), Census of the Vascular Plants of Western Australia Edn. 2: 168 [secondary reference]

Gray, M. & Michael, P.W. (1986), List of plants collected at the old Flemington Saleyards, Sydney, New South Wales. Plant Protection Quarterly 1(4): 137 [secondary reference]

common name: Prickly lettuce [n/a]

Stanley, T.D. in Stanley, T.D. & Ross, E.M. (1986), Asteraceae. Flora of South-eastern Queensland 2: 594, Fig. 84C [secondary reference]

common name: Prickly Lettuce [n/a]

Dunlop, C.R. (1987), Checklist of the Vascular Plants of the Northern Territory. Technical Report: Conservation Commission of the Northern Territory 26: 11 [secondary reference]

Lander, N.S. in Marchant, N.G., Wheeler, J.R., Rye, B.L., Bennett, E.M., Lander, N.S. & Macfarlane, T.D. (1987), Asteraceae. Flora of the Perth Region 2: 688-689 [secondary reference]

common name: Prickly Lettuce [n/a]

Murray, L. in Harden, G.J. (ed.) (1992), Lactuca. Flora of New South Wales 3: 339 [secondary reference]

common name: Prickly Lettuce [n/a]

Jeanes, J.A. in Walsh, N.G. & Entwisle, T.J. (ed.) (1999), Asteraceae. Flora of Victoria 4: 695-696, Fig. 133b [secondary reference]

taxonomic synonym: Lactuca scariola L. legitimate common name: Prickly Lettuce [n/a]

Thompson, I.R. (22 May 2007), A taxonomic treatment of tribe Lactuceae (Asteraceae) in Australia. Muelleria 25: 71-72 [secondary reference]

taxonomic synonym: Lactuca scariola L. legitimate common name: Prickly Lettuce [n/a]

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

taxonomic synonym: Lactuca scariola L. legitimate misapplication: Lactuca virosa L. legitimate by Black, J.M. (1929), Bignoniaceae - Compositae. Flora of South Australia 4: 661 misapplication: Lactuca virosa L. legitimate by Black, J.M. & Robertson, E.L. (1957), Flora of South Australia Edn. 2, 4: 942

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

Thompson, I.R. in Wilson, A.J.G. (ed.) (2015), Lactuca. Flora of Australia 37: 115-116, Plate 10 [secondary reference]

taxonomic synonym: Lactuca scariola L. legitimate common name: Prickly Lettuce [n/a]

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: 278-279, photos 5-7 [secondary reference]

common name: Prickly Lettuce [n/a]

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