Isocoma humilis G.L.Nesom (1991:92)
Zion goldenbush, Zion jimmyweed
Taxonomy & Nomenclature
Synonym/s: Haplopappus leverichii Cronquist in Intermount. Fl. 5: 212 (1994)
Conservation Status
Extinct (Knapp et al., 2021; Albani Rocchetti et al., 2022; Christenhusz & Govaerts, 2024; POWO, 2024) or Rediscovered (Humphreys et al., 2019)
Last record: 25 September 1971 (Nesom, 1991:92; Knapp et al., 2021 [as 1971]; Christenhusz & Govaerts, 2024 [as 1971])
Distribution
Washington County, Utah, USA
Biology & Ecology
Hypodigm
Media
References
Original scientific description:
Nesom, G. L. (1991). Taxonomy of Isocoma (Compositae: Astereae). Phytologia 70(2): 69-114.
Other references:
Albani Rocchetti, Giulia, Carta, Angelino, Mondoni, Andrea, Godefroid, Sandrine, Davis, Charles C., Caneva, Giulia, Albrecht, Matthew A., Alvarado, Karla, Bijmoer, Roxali, Borosova, Renata, Bräuchler, Christian, Breman, Elinor, Briggs, Marie, Buord, Stephane, Cave, Lynette H., Da Silva, Nílber Gonçalves, Davey, Alexandra H., Davies, Rachael M., Dickie, John B., Fabillo, Melodina, Fleischmann, Andreas, Franks, Andrew, Hall, Geoffrey, Kantvilas, Gintaras, Klak, Cornelia, Liu, Udayangani, Medina, Leopoldo, Reinhammar, Lars Gunnar, Sebola, Ramagwai J., Schönberger, Ines, Sweeney, Patrick, Voglmayr, Hermann, White, Adam, Wieringa, Jan J., Zippel, Elke Zippel and Abeli, Thomas. (2022). Selecting the best candidates for resurrecting extinct-in-the-wild plants from herbaria. Nature Plants 8: 1385-1393. https://doi.org/10.1038/s41477-022-01296-7 [Supplementary Tables S1-S6]
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]
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]
Kartesz, J. T. (1994). A synonymized checklist of the vascular flora of the United States, Canada, and Greenland. 2nd edition. 2 vols. Timber Press, Portland.
Knapp, Wesley M., Frances, Anne, Noss, Reed, Naczi, Robert F. C., Weakley, Alan, Gann, George D., Baldwin, Bruce G., Miller, James, McIntyre, Patrick, Mishler, Brent D., Moore, Gerry, Olmstead, Richard G., Strong, Anna, Kennedy, Kathryn, Heidel, Bonnie and Gluesenkamp, Daniel. (2021). Vascular plant extinction in the continental United States and Canada. Conservation Biology 35(1): 360-368. https://doi.org/10.1111/cobi.13621 [Supporting Information (Appendix S1)]
Nesom, G. L. (2006). Isocoma. In: Flora of North America Editorial Committee, eds. 1993+, Flora of North America North of Mexico. 19+ vols. New York and Oxford. Vol. 20, pp 439-445.
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 20 May 2024]
Roskov Y. et al. (eds.). (2018). Species 2000 & ITIS Catalogue of Life Naturalis, Leiden, the Netherlands.
Welsh, S. L., Atwood, N. D., Goodrich, S. and Higgins, L. C. (1993). A Utah Flora. Fourth edition. Brigham Young University. 986 pp.
Welsh, S. L., Atwood, N. D., Goodrich, S. and Higgins, L. C. (2008). A Utah Flora. Fourth edition. Brigham Young University. 1019 pp.
https://en.wikipedia.org/wiki/Isocoma_humilis
https://vanishingflora.proboards.com/thread/1900/isocoma-humilis