Bentham, G. (30 May 1863), Flora Australiensis 1: 78 [tax. nov.]

• Type: "W. Australia. Drummond, 1st. Coll."

Shaw, E.A. (1972), Journal of the Arnold Arboretum 53: 63-65 [secondary reference]

Hewson, H.J. in George, A.S. (ed.) (9 December 1982), Brassicaceae. Flora of Australia 8: 301 APC [secondary reference]

• APC Comment: Intergrades towards S. robustum are known.
• APC Dist.: WA

Green, J.W. (1985), Census of the Vascular Plants of Western Australia Edn. 2: 80 [secondary reference]

Rye, B.L. in Marchant, N.G., Wheeler, J.R., Rye, B.L., Bennett, E.M., Lander, N.S. & Macfarlane, T.D. (1987), Brassicaceae. Flora of the Perth Region 1: 170 [secondary reference]

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: 58 [secondary reference]

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