Greenella discoidea A.Gray (1883:2)

Taxonomy & Nomenclature

Synonym/s: Xanthocephalum discoideum (A.Gray) Shinners in Field & Lab. 18: 28 (1950)

Invalid (synonym of Gutierrezia wrightii) (POWO, 2018 fide Humphreys et al., 2019; POWO, 2024)

Conservation Status

Invalid (synonym of Gutierrezia wrightii) (POWO, 2018 fide Humphreys et al., 2019; POWO, 2024)

Last record: 1880's (Ripley, 1975:40)

Previously considered possibly Extinct ("poEX") (Ripley, 1975:40).

Distribution

Cochise County, Arizona, USA

Biology & Ecology

Hypodigm

Media

References

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. (2018). Plants of the World online. Facilitated by the Royal Botanic Gardens, Kew. http://e-monocot.org/.

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 29 November 2024]

Ripley, S. Dillon. (1975). Report on endangered and threatened species of the United States. House Document 94-51: 1-200 [40].

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

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