Caladenia pumila R.S.Rogers, 1922:152

Dwarf spider-orchid



Taxonomy & Nomenclature

Synonym/s: Arachnorchis pumila R.S.Rogers, 1922:152


Conservation Status

Last record: 1926

Rediscovered in September 2009



Brisbane Ranges, Victoria, Australia


Biology & Ecology










Original scientific description:

Rogers, R. S. (1922). Contributions to the Orchidology of Australia and New Zealand. Transactions and Proceedings of the Royal Society of South Australia 46: 148-159.


Other references:

ABC News (2009). 'Extinct' orchid rediscovered. [Online]. Australian Broadcasting Corporation. Available from:

Bishop, A. (1996). Field Guide to Orchids of New South Wales and Victoria. Sydney, NSW: University of New South Wales Press.

Department of the Environment. (2015). Caladenia pumila in Species Profile and Threats Database, Department of the Environment, Canberra. Available from: Accessed Mon, 2 Feb 2015 21:41:58 +1100.

Hnatiuk, R.J. (1990). Census of Australian vascular plants. Australian Flora and Fauna Series 11: 1-650.

Humphreys, Aelys M. (2019). Global dataset shows geography and life form predict modern plant extinction and rediscovery. Nature Ecology & Evolution 3: 1043-1047. [Abstract] [Supplementary Dataset 1]

Nicholls, W. H. (1932). Our rarer orchids, Caladenia pumila. Victorian Naturalist. 49: 50-52.

Stephenson, A. W. (2013). Arachnorchis pumila: Back from Extinction. Orchid Conservation Coalition.

Walter, Kerry S. and Gillett, Harriet J. (eds.). (1998). 1997 IUCN Red List of Threatened Plants. Compiled by the World Conservation Monitoring Centre. Gland, Switzerland & Cambridge, UK: IUCN – The World Conservation Union. lxiv + 862 pp.


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