Bentham, G. (1835), Scrophularineae Indicae: 39 [tax. nov.]

Thomas, M.B. & McDonald, W.J.F. (1987), Rare and threatened plants of Queensland: a checklist of geographically restricted, poorly collected and/or threatened vascular plant species Edn. 1: 48 [secondary reference]

Thomas, M.B. & McDonald, W.J.F. (1989), Rare and threatened plants of Queensland: a checklist of geographically restricted, poorly collected and/or threatened vascular plant species Edn. 2: 52 [secondary reference]

Holland, A.E. in Henderson, R.J.F. (ed.) (2002), Scrophulariaceae. Names and Distribution of Queensland Plants, Algae and Lichens: 186 APC [secondary reference]

• APC Dist.: Qld

Bostock, P.D. & Holland, A.E. (November 2015), Appendix A: New names and name and status changes 2014 census to 2015 census. Introduction to the Census of the Queensland Flora 2015: 23 [secondary reference]

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