Linnaeus, C. (1 May 1753), Species Plantarum 2: 793 [tax. nov.]

• Type: (not designated).

Linnaeus, C. (1754), Genera Plantarum Edn. 5: 347 [secondary reference]

Brown, R. in Flinders, M. (1814), General remarks, geographical and systematical, on the Botany of Terra Australis. A Voyage to Terra Australis 2, Appendix III: - [secondary reference]

Bentham, G. (5 January 1867), Orders XLVIII. Myrtaceae- LXII. Compositae. Flora Australiensis 3: 679 [secondary reference]

Bailey, F.M. (1913), Comprehensive Catalogue of Queensland Plants: 277 [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, 3: 316 [secondary reference]

• Type: Sonchus oleraceus L.

Black, J.M. (1929), Bignoniaceae - Compositae. Flora of South Australia 4: 661 [secondary reference]

common name: Greco-Latin name of the sow-thistle [n/a]

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

• Etymology: "Greco-Latin name of the sow-thistle."

Beadle, N.C.W., Evans, O.D. & Carolin, R.C. (1962), Handbook of the Vascular Plants of the Sydney District and Blue Mountains: 396 [secondary reference]

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

Boulos, L. in Eichler, Hj. (1965), Sonchus and Embergia. Supplement to J.M.Black's Flora of South Australia (Second Edition, 1943-1957): 330 [secondary reference]

Burbidge, N.T. & Gray, M. (1970), Flora of the Australian Capital Territory: 396-398 [secondary reference]

Cronquist, A.J. (1981), An Integrated System of Classification of Flowering Plants: 1025 [secondary reference]

Jacobs, S.W.L. & Pickard, J. (1981), Plants of New South Wales: 86 [secondary reference]

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

taxonomic synonym: Embergeria Boulos legitimate taxonomic synonym: Actites Lander legitimate

Stanley, T.D. in Stanley, T.D. & Ross, E.M. (1986), Asteraceae. Flora of South-eastern Queensland 2: 596 [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: 707 [secondary reference]

Brummitt, R.K. (1992), Vascular Plant Families and Genera: 17, 157 [secondary reference]

taxonomic synonym: Embergeria Boulos legitimate taxonomic synonym: Actites Lander legitimate

Murray, L. in Harden, G.J. (ed.) (1992), Sonchus. Flora of New South Wales 3: 337-338 [secondary reference]

common name: Sowthistles [n/a]

Du Puy, D.J., Telford, I.R.H. & Orchard, A.E. (1993), Asteraceae. Flora of Australia 50: 408 [secondary reference]

Jeanes, J.A. in Walsh, N.G. & Entwisle, T.J. (ed.) (1999), Asteraceae. Flora of Victoria 4: 696-697 [secondary reference]

Wheeler, J.R., Marchant, N.G. & Lewington, M. (2002), Dicotyledons. Flora of the South West 2: 529 [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: 190-191, Fig. 46 [secondary reference]

taxonomic synonym: Actites Lander legitimate

Thompson, I.R. (22 May 2007), A taxonomic treatment of tribe Lactuceae (Asteraceae) in Australia. Muelleria 25: 74 [secondary reference]

Mabberley, D.J. (1 May 2008), Mabberley's Plant-Book Edn. 3: 807 [secondary reference]

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

• APC Dist.: WA (native and naturalised), ChI (naturalised), NT (native and naturalised), SA (native and naturalised), Qld (native and naturalised), NSW (native and naturalised), LHI (naturalised), NI (naturalised), ACT (native and naturalised), Vic (native and naturalised), Tas (native and naturalised)

Garnock-Jones, P.J. (2014), Evidence-based review of the taxonomic status of New Zealand's endemic seed plant genera. New Zealand Journal of Botany 52(2): 185-186 [secondary reference]

Thompson, I.R. in Wilson, A.J.G. (ed.) (2015), Sonchus. Flora of Australia 37: 117-118 [secondary reference]

common name: Sow-thistle [n/a]

• Etymology: "from the Greek sonchos, a classical name for S. asper and S. oleraceus."

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