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Isotoma sessiliflora (E.Wimm.) Lammers (1999:75)

 

 

Taxonomy & Nomenclature

Synonym/s: Hypsela sessiliflora E.Wimm. in H.G.A.Engler (ed.), Pflanzenr., IV, 276b: 121 (1943)

 

Invalid (synonym of I. fluviatilis fluviatilis) (Albrecht et al., 2015; POWO, 2023)

 

Conservation Status

Invalid (synonym of I. fluviatilis fluviatilis) (Albrecht et al., 2015)

Last record: 1801-1805 (Albrecht et al., 2015:455)

Rediscovered in 1999 prior to synonymisation (Albrecht et al., 2015:455)

 

"A specimen collected at Homebush in 1951 and another collected at Agnes Banks in 1992 were provisionally identified as H. sessiliflora but were later re-determined as Isotoma fluviatilis (R.Br.) F.Muell. ex Benth."

(Albrecht et al., 2015:455)

 

Distribution

Sydney region, New South Wales, Australia

 

Biology & Ecology

 

 

Hypodigm

 

 

Media

 

 

References

Original scientific description:

Wimmer, F. E. in Engler, H.G.A. (1943), Das Pflanzenreich Heft 106: 121, fig. 31b.

 

Other references:

Albrecht, David E., Walsh, Neville G., Jobson, Richard W. and Knox, Eric B. (2015). The taxonomic status of Hypsela sessiliflora E.Wimm. (Campanulaceae: Lobelioideae). Telopea 18: 455-462.

Briggs, John D. and Leigh, John H. (1996). Rare or Threatened Australian Plants, revised edition. Collingwood, Victoria: CSIRO Publishing. x + 466 pp.

Department of the Environment. (2015). Hypsela sessiliflora in Species Profile and Threats Database, Department of the Environment, Canberra. Available from: http://www.environment.gov.au/sprat. Accessed Mon, 7 Dec 2015 21:21:26 +1100.

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

Humphreys, Aelys M., Govaerts, Rafaël, Ficinski, Sarah Z., Lughadha, Eimear Nic and Vorontsova, Maria S. (2019). Global dataset shows geography and life form predict modern plant extinction and rediscovery. Nature Ecology & Evolution 3: 1043-1047. https://doi.org/10.1038/s41559-019-0906-2 [Supplementary Dataset 1]

POWO. (2023). Isotoma fluviatilis subsp. fluviatilis. Plants of the World Online (online resource). Royal Botanic Gardens, Kew, United Kingdom. Available at: https://powo.science.kew.org/ [Accessed 11 December 2023]

Silcock, Jen L., Field, Ashley R., Walsh, Neville G. and Fensham, Roderick J. (2019). To name those lost: assessing extinction likelihood in the Australian vascular flora. Oryx 54(2): 167-177. https://doi.org/10.1017/S0030605318001357 [Supplementary Material]

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.

Wiecek, B. (1992). Harden, G.J., ed. Flora of New South Wales. 3:131. Sydney, NSW: University of New South Wales Press.

https://vanishingflora.proboards.com/thread/3284/hypsela-sessiliflora

 

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