Xysmalobium pearsonii L.Bolus (1913:180)
Taxonomy & Nomenclature
Conservation Status
Extinct (Christenhusz & Govaerts, 2024; POWO, 2024)
Last (and only) record: 1910 (Nicholas & Raimondo, 2005 [sole record; plus date]; Christenhusz & Govaerts, 2024 [date only])
Distribution & Habitat
Kamiesberg, Northern Cape Province, South Africa
Anatomy & Morphology
Biology & Ecology
Hypodigm
Media
References
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]
Germishuizen, G. and Meyer, N. L. (eds.). (2003). Plants of Southern Africa an annotated checklist. Strelitzia 14: 1-1231. National Botanical Institute, Pretoria.
Hilton-Taylor, Craig (ed.). (1996). Red data list of southern African plants. Strelitzia 4. Pretoria: South African National Botanical Institute.
Nicholas, A. and Raimondo, D. (2005). Xysmalobium pearsonii L.Bolus. National Assessment: Red List of South African Plants version. Accessed on 2024/11/17.
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 17 November 2024]
Raimondo, D., von Staden, L., Foden, W., Victor, J. E., Helme, N. A., Turner, R. C., Kamundi, D. A. and Manyama, P. A. (2009). Red List of South African Plants. Strelitzia 25. South African National Biodiversity Institute, Pretoria.
Wrightia flavidorosea Trimen (1885:54)
Taxonomy & Nomenclature
Synonyms: Wrightia flavorosea [orth. var.]; Wrightia flavo-rosea [orth. var.]; Wrightia flavido-rosea [orth. var.]
Conservation Status
Extinct (Humphreys et al., 2019; Albani Rocchetti et al., 2022; Christenhusz & Govaerts, 2024; POWO, 2024)
Last record: 1893 (Christenhusz & Govaerts, 2024)
Distribution & Habitat
Sri Lanka
Anatomy & Morphology
Biology & Ecology
Hypodigm
Media
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]
Govaerts, R. (2003). World Checklist of Selected Plant Families Database in ACCESS: 1-216203. The Board of Trustees of the Royal Botanic Gardens, Kew.
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. (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 17 November 2024]
WCSP. (2003). World Checklist of Selected Plant Families. Facilitated by the Royal Botanic Gardens, Kew. Published on the Internet; http://apps.kew.org/wcsp/
Ruehssia smithii (Morillo) Liede & H.A.Keller (2020:287)
Taxonomy & Nomenclature
Synonym/s: Marsdenia smithii Morillo in Acta Bot. Venez. 9: 313 (1974)
Conservation Status
Extinct (Christenhusz & Govaerts, 2024; POWO, 2024)
Last record: 1968 (Christenhusz & Govaerts, 2024)
Distribution & Habitat
Lara, Venezuela
Anatomy & Morphology
Biology & Ecology
Hypodigm
Media
References
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]
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 10 November 2024]
Psychotria diffusa cervina Elmer (1909:592)
Taxonomy & Nomenclature
Synonym/s: Psychotria cervina (Elmer) Elmer in Leafl. Philipp. Bot. 3: 1022 (1911)
Conservation Status
Extinct (Christenhusz & Govaerts, 2024; POWO, 2024)
Last record: 1908 (Christenhusz & Govaerts, 2024)
Distribution & Habitat
Negros, Philippines
Anatomy & Morphology
Biology & Ecology
Hypodigm
Media
References
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]
Govaerts, R. (2003). World Checklist of Selected Plant Families Database in ACCESS: 1-216203. The Board of Trustees of the Royal Botanic Gardens, Kew.
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 9 November 2024]
Sohmer, S. H. and Davis, A. P. (2007). The genus Psychotria (Rubiaceae) in the Philippine Archipelago. Sida, Botanical Miscellarry 27: 1-247.
Psychotria crassifolia culionensis Sohmer & A.P.Davis (2007:157)
Taxonomy & Nomenclature
Conservation Status
Extinct (Christenhusz & Govaerts, 2024; POWO, 2024)
Last record: 1922 (Christenhusz & Govaerts, 2024)
Distribution & Habitat
Culion, Philippines
Anatomy & Morphology
Biology & Ecology
Hypodigm
Media
References
Original scientific description:
Sohmer, S. H. and Davis, A. P. (2007). The genus Psychotria (Rubiaceae) in the Philippine Archipelago. Sida, Botanical Miscellarry 27: 1-247.
Other references:
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]
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 9 November 2024]