Stonesia fascicularis G.Taylor
Taxonomy & Nomenclature
Conservation Status
Missing
Last record: 1950's
IUCN RedList status: Critically Endangered (Possibly Extinct)
Distribution
Guinea
Biology & Ecology
Hypodigm
Media
References
Cheek, M. & Ouedraogo, L. 2018. Stonesia fascicularis. The IUCN Red List of Threatened Species 2018: e.T185443A85711640. https://dx.doi.org/10.2305/IUCN.UK.2018-1.RLTS.T185443A85711640.en. Accessed on 24 July 2022.
Adenia lewallei A.Robyns
Taxonomy & Nomenclature
Conservation Status
Missing
Last record: 1969
IUCN RedList status: Critically Endangered (Possibly Extinct)
Distribution
Burundi
Biology & Ecology
Hypodigm
Media
References
Amano, M., Gereau, R.E., Kelbessa, E., Kabuye, C., Kalema, J., Kimeu, J.M., Kindeketa, W., Luke, W.R.Q., Malombe, I., Mwangoka, M., Minani, V., Ndangalasi, H. & Ntore, S. 2022. Adenia lewallei. The IUCN Red List of Threatened Species 2022: e.T47435890A47435893. https://dx.doi.org/10.2305/IUCN.UK.2022-1.RLTS.T47435890A47435893.en. Accessed on 24 July 2022.
Inversodicraea senei Cheek
Taxonomy & Nomenclature
Conservation Status
Missing (Budden & Cheek, 2022)
Last record: 2016 (Budden & Cheek, 2022)
IUCN RedList status: Critically Endangered (Possibly Extinct)
Distribution & Habitat
Memve’ele Falls, Ntem River, Cameroon
Biology & Ecology
Hypodigm
Media
References
Original scientific description:
Cheek, M., Séné, O. and Ngansop, E. (2020). Three new Critically Endangered Inversodicraea (Podostemaceae) species from Tropical Africa: I. senei, I. tanzaniensis and I. botswana. Kew Bulletin 75: 31. https://doi.org/10.1007/s12225-020-09889-1
Other references:
Budden, A. and Cheek, M. (2022). Inversodicraea senei. The IUCN Red List of Threatened Species 2022: e.T183863983A184577316. https://dx.doi.org/10.2305/IUCN.UK.2022-1.RLTS.T183863983A184577316.en. Accessed on 24 July 2022.
Fräßdorf, Doreen. (n.d.). Liste ausgestorbener Pflanzen der Neuzeit / List of extinct plants in modern times. Available at: https://www.artensterben.de/liste-ausgestorbener-pflanzen/ [Accessed 27 September 2026]
Ochna braunii Sleumer
Taxonomy & Nomenclature
Conservation Status
Missing
Last record: 2001
IUCN RedList status: Critically Endangered (Possibly Extinct)
Distribution
Tanzania
Biology & Ecology
Hypodigm
Media
References
Gereau, R.E., Kabuye, C., Kalema, J., Kamau, P., Kindeketa, W., Luke, W.R.Q., Lyaruu, H.V.M., Malombe, I., Mboya, E.I., Mollel, N., Njau, E.-F., Schatz, G.E., Sitoni, D., Ssegawa, P. & Wabuyele, E. 2020. Ochna braunii. The IUCN Red List of Threatened Species 2020: e.T158222A767182. https://dx.doi.org/10.2305/IUCN.UK.2020-3.RLTS.T158222A767182.en. Accessed on 22 July 2022.
Ochna polyarthra Verdc.
Taxonomy & Nomenclature
Conservation Status
Missing
Last record: 1965
IUCN RedList status: Critically Endangered (Possibly Extinct)
Distribution
Tanzania
Biology & Ecology
Hypodigm
Media
References
Gereau, R.E., Kabuye, C., Kalema, J., Kamau, P., Kindeketa, W., Luke, W.R.Q., Lyaruu, H.V.M., Malombe, I., Mboya, E.I., Mollel, N., Njau, E.-F., Schatz, G.E., Sitoni, D., Ssegawa, P. & Wabuyele, E. 2020. Ochna polyarthra. The IUCN Red List of Threatened Species 2020: e.T158053A758841. https://dx.doi.org/10.2305/IUCN.UK.2020-3.RLTS.T158053A758841.en. Accessed on 22 July 2022.
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.