The Recently Extinct Plants and Animals Database


Grevillea williamsonii


F. Müll., 1893:129
Common Name/s
Williamson's grevillea
Victoria, Australia
Last Record
Rediscovered in
1993 (Marriott, 1993)
IUCN status
Not evaluated
Vanishing Flora forum thread
Now known to represent sterile [i]G. aquifolium[/i].
[b]Species Bibliography:[/b]
Cropper, S., and Cropper, M. (2000). Grevillea williamsonii (Williamson’s grevillea) Survey, Serra Range, Grampians NP. Technical Document 2000–78: Botanicus Australia Pty Ltd.
James, E. A. (2000). Implications of reproductive biology and morphology on the conservation of Grevillea williamsonii (Proteaceae). Final Report to the Australian Flora Foundation. Available at:
James, Elizabeth A. et al. (2018). Rarity, taxonomy and genetics: the chequered history of [i]Grevillea williamsonii[/i] (Proteaceae). Pacific Conservation Biology. [[url=]Abstract[/url]]
R.O. Makinson (2019) Grevillea williamsonii. In: Flora of Australia. Australian Biological Resources Study, Department of the Environment and Energy, Canberra. [Date Accessed: 14 January 2020]
Marriott, N. (1993). Grevillea williamsonii FVM rediscovered. Victorian Naturalist 110, 163–164. 
Marriott, N. (2006). Grevillea williamsonii – endangered species or merely a mutant? Association for Societies Growing Australian Plants, Grevillea Study Group Newsletter 73, 6–7. 
Miller, B. P. (1998). Grevillea williamsonii survey plan report. Unpublished report prepared for Parks Victoria. 
Ross, J.H., and Walsh, N.G. (2003). A census of the vascular plants of Victoria. National Herbarium of Victoria. Royal Botanic Gardens, South Yarra.
SAC (2002). Report on an invalid nomination for listing: Grevillea williamsonii (Nomination no. 646). Scientific Advisory Committee, Flora and Fauna Guarantee. Department of Sustainability and Environment, Melbourne.