Hewson, H.J. in George, A.S. (ed.) (1982), Appendix: Brassicaceae. Flora of Australia 8: 391 APC [tax. nov.]

• Type: "Minnamurra Falls Reserve, N.S.W., 10 Feb. 1959, E.F. Constable s.n.; holo: NSW 137707."

• APC Dist.: NSW

• Etymology: "Named from the Greek trypheros (delicate), in reference to the appearnce of the plant."

Hewson, H.J. in George, A.S. (ed.) (9 December 1982), Brassicaceae. Flora of Australia 8: 351, Map 418 [secondary reference]

Threatened Species and Communities Section, Biodiversity Group, Environment Australia (8 July 1998), Endangered Species Protection Act 1992. Schedules 1, 2 & 3: 9 [secondary reference]

Retter, L. & Harden, G.J. in Harden, G.J. (ed.) (2000), Brassicaceae. Flora of New South Wales Revised Edition 1: 485 [secondary reference]

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