• misapplied: Echium violaceum auct. non L. by Maiden, J.H. & Cambage, R.H. (22 October 1909), Botanical, topographical and geological notes on some routes of Allan Cunningham. Journal and Proceedings of the Royal Society of New South Wales 43(2)
  • misapplied: Echium violaceum auct. non L. by Peacock, R.W. (1904), Agricultural Gazette of New South Wales 15