Pterospermum elmeri Merr. (1912:304)
Taxonomy & Nomenclature
Conservation Status
Missing (Ganesan, 2017) or Extinct (Christenhusz & Govaerts, 2024; POWO, 2024)
Last record (disputed): 1909 (Ganesan, 2017); 1914 (Christenhusz & Govaerts, 2024)
IUCN RedList status: Critically Endangered (Possibly Extinct)
Distribution
Mindanao & Sambar, Philippines
Biology & Ecology
Hypodigm
Media
References
Original scientific description:
Merrill. E. D. (1912). Pterospermum elmeri nov. sp. Philippine Journal of Science C 7: 304.
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]
Ganesan, S. K. (2017). Pterospermum elmeri. The IUCN Red List of Threatened Species 2017: e.T113756531A113756533. https://dx.doi.org/10.2305/IUCN.UK.2017-3.RLTS.T113756531A113756533.en. Accessed on 31 July 2022.
Ganesan, S. K., Middleton, D. J. and Wilkie, P. (2020). A revision of Pterospermum (Malvaceae: Dombeyoideae) in Malesia. Edinburgh Journal of Botany 77: 161-241.
Graner, Torun. (2026). A World Without Trees: An Analysis of Global Tree Extinction Rates, Geographical Distribution and Correlation to Socioeconomic Factors. Master’s Dissertation, School of Natural Sciences, Technology and Environmental Studies, Södertörn University. 41 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 9 November 2024]