Commidendrum robustum gummiferum (Roxb.) Cronk (1995:98)

Taxonomy & Nomenclature

Synonyms: Conyza gummifera Roxb. in A.Beatson, Tracts St. Helena: 304 (1816); Commidendrum gummiferum (Roxb.) DC. in Prodr. 5: 344 (1836); Aster gummiferus Hook.f. in Hooker's Icon. Pl. 11: t. 1056 (1870)

Conservation Status

Extinct (Cronk, 2016; Christenhusz & Govaerts, 2024; POWO, 2024)

Last record: 1889 (Christenhusz & Govaerts, 2024)

IUCN RedList status: Extinct

Distribution

St Helena

Biology & Ecology

Hypodigm

Media

References

America, S. (1999). St Helena. Biodiversity: the UK Overseas Territories, 101.

Christenhusz, Maarten J. M. and Govaerts, Rafaël. (2023). Uitgestorven. Op plantenjacht rond de wereld: 1-511. Sterck & De Vreese.

Christenhusz, Maarten J. M. and Govaerts, Rafaël. (2024). Plant extinction in the Anthropocene. Botanical Journal of the Linnean Society. https://doi.org/10.1093/botlinnean/boae045 [Appendix S1]

Cronk, Q. C. B. (1986). The decline of the St Helena gumwood Commidendrum robustum. Biological Conservation 35(2): 173-186.

Cronk, Q. C. B. (1998). Commidendrum robustum ssp. gummiferum. The IUCN Red List of Threatened Species. Version 2014.3. (http://www.iucnredlist.org). Downloaded on 08 May 2015.

Cronk, Q. C. B. (2000). The Endemic Flora of St. Helena. Anthony Nelson Publishers, Oswestry, UK.

Cronk, Q. C. B. (2016). Commidendrum gummiferum. The IUCN Red List of Threatened Species 2016: e.T37856A97083299. https://dx.doi.org/10.2305/IUCN.UK.2016-1.RLTS.T37856A97083299.en. Accessed on 30 June 2022.

Noyes, R. D. and Reiseberg, L. H. (1999). ITS sequence data support a single origin for North American Astereae (Asteraceae) and reflect deep geographical divisions in Aster s.l. American Journal of Botany, 86: 398-412.

Oldfield, Sara, Lusty, Charlotte and MacKinven, Amy (compilers). (1998). The World List of Threatened Trees. Cambridge, U.K.: World Conservation Press. 650 pp.

POWO. (2024). Plants of the World Online (online resource). Facilitated by the Royal Botanic Gardens, Kew, United Kingdom. Available at: https://powo.science.kew.org/ [Accessed 13 October 2024]

Roskov Y. et al. (eds.). (2018). Species 2000 & ITIS Catalogue of Life Naturalis, Leiden, the Netherlands.

Vojtek, Ján. (2020). Refining extinction estimations for plants of the UK Overseas Territories (UKOTs). MSc dissertation, Queen Mary, University of London. https://doi.org/10.34885/185

https://vanishingflora.proboards.com/thread/93/commidendrum-robustum-ssp-gummiferum

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