DARNOWSKI, D. W. (2002)Triggerplants, Rosenberg
Publishers, Pty. Ltd., Dural, New South Wales, Australia. ERICKSON, R. (1958) Triggerplants, Paterson Brokensha, Perth. [Also published by UWA Press 1981.] Out of print. MABBERLEY, D.J. (1987/1997) The Plant Book, Cambridge University Press. WHEELER, J. et al (2002) Flora of the South West – Bunbury/Augusta/Denmark, Australian Biological Resources Study, University of Western Australia Press.
