Linnaeus, C. (1762), Species Plantarum Edn. 2, 1: 663-664 [tax. nov.]

Cronquist, A.J. (1981), An Integrated System of Classification of Flowering Plants: 448 [secondary reference]

Appel, O. & Al-Shehbaz, I.A. in Kubitzki, K. (ed.) (2002), Cruciferae. The Families and Genera of Vascular Plants 5: 132 [secondary reference]

Mabberley, D.J. (1 May 2008), Mabberley's Plant-Book Edn. 3: 402 APC [secondary reference]

• APC Dist.: NSW (naturalised)

Al-Shehbaz, I.A. (September 2012), A generic and tribal synopsis of the Brassicaceae (Cruciferae). Taxon 61(5): 942 [secondary reference]

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