Psychotria catanduaniensis Sohmer & A.P.Davis
Taxonomy & Nomenclature
Conservation Status
Rediscovered after 91 years (Biag & Alejandro, 2022)
Distribution
Luzon & Panay, Philippines
Biology & Ecology
Hypodigm
Media
References
Biag, Rachel D. and Alejandro, Grecebio Jonathan D. (2022). Range extension and emended description of the threatened Psychotria catanduaniensis (Rubiaceae) in the coastal area in Palanan, Isabela, Luzon, Philippines. Nordic Journal of Botany 2022(4). https://doi.org/10.1111/njb.03422
Kadua cordata remyi (Hillebr.) W.L. Wagner & Lorence
Taxonomy & Nomenclature
Conservation Status
Extinct in the Wild (PEPP, 2024)
Last record: 2020-2021
IUCN RedList status: Critically Endangered (Possibly Extinct)
"The last known wild plant of Kadua cordata var. remyi, a sprawling shrub that grows among uluhe on Lāna‘ihale, died in the last year. Seeds stored in seed banks at the National Tropical Botanical Garden have been withdrawn to grow on Maui until they are ready to return home to Lāna‘i."
Distribution
Lanai, Hawaiian Islands, USA
Biology & Ecology
Hypodigm
Media
References
Paracephaelis sambavensis De Block (2022)
Taxonomy & Nomenclature
Conservation Status
Missing (De Block, 2022)
Last record: 1-10 April 1967 (De Block, 2022)
Only known from two collections (between 30 November-1 December 1966 and between 1-10 April 1967) from a single tree of roughly 15m in height. It has never been recorded again, although it may still survive (De Block, 2022).
Distribution
Sambava, Sambava District, Sava Region (Antsiranana Province), Madagascar (northern)
Biology & Ecology
Hypodigm
Only known from two collections, both preserved in the Muséum national d’Histoire naturelle, Paris herbarium (De Block, 2022):
Holotype: Capuron 27702-SF (De Block, 2022)
Other specimens:
MNHN-P-P03939565 (Capuron 27121-SF)
Media
Above: Muséum national d’Histoire naturelle, Paris (France) Collection: Vascular plants (P). Specimen P03939565 (non-type specimen). Released under CC BY 4.0 licence.
References
Original scientific description:
De Block, Petra. (2022). Monograph of the western Indian Ocean genus Paracephaelis (Rubiaceae – Pavetteae), with description of thirteen new species. European Journal of Taxonomy 801(1): 1-99. https://doi.org/10.5852/ejt.2022.801.1685
Schizostephanus gossweileri (S.Moore) Liede
Taxonomy & Nomenclature
Conservation Status
Rediscovered
Distribution
Angola & Namibia
Biology & Ecology
Hypodigm
Media
References
Bruyns, P. V., & Klak, C. (2009). The rediscovery of Schizostephanus gossweileri and its phylogenetic position. South African Journal of Botany, 75(3), 532-536.
Chiococca insularis (Ridley) C.M.Taylor & M.R.V.Barbosa (2015:18)
Taxonomy & Nomenclature
Synonyms: Palicourea insularis Ridl. in J. Linn. Soc., Bot. 27: 41 (1890); Erithalis insularis (Ridl.) Zappi & T.S.Nunes in Kew Bull. 55: 655 (2000)
Conservation Status
Last record: 26 August 1887 (Figueira et al., 2020:1408; de Lima et al., 2024:Data S2 [as 1887])
Rediscovered on: 13 September 2016 (photograph); 20 July 2018 (specimen) (both Figueira et al., 2020:1408)
Still listed as Missing by (de Lima et al., 2024:Data S2).
Distribution
Fernando de Noronha, Pernambuco, Brazil
Biology & Ecology
Hypodigm
Media
References
Original scientific description:
Other references:
de Lima, Renato A. F., Dauby, Gilles, de Gasper, André L., Fernandez, Eduardo P., Vibrans, Alexander C., de Oliveira, Alexandre A., Prado, Paulo I., Souza, Vinícius C., de Siqueira, Marinez F. and ter Steege, Hans. (2024). Comprehensive conservation assessments reveal high extinction risks across Atlantic Forest trees. Science 383(6679): 219-225. https://doi.org/10.1126/science.abq5099 [Figs. S1-S17, Tables S1-S7; Data S1 to S4]
Figueira, M., Schindler, B., Jardim, J. G. and Barbosa, M. R. V. (2020). Rediscovery of Chiococca insularis (Ridley) C.M.Taylor & M.R.V.Barbosa (Rubiaceae), a species presumed extinct, on the island of Fernando de Noronha, Pernambuco, Brazil. Check List 16(5): 1407-1413. https://doi.org/10.15560/16.5.1407
Freitas, A. M. M. (2007). A Flora fanerogâmica atual do Arquipélago de Fernando de Noronha - Brasil. Doctoral thesis, Universidade Es-tadual de Feira de Santana, Feira de Santana. 297 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 October 2024]
Zappi, D., Jardim, J., Souza, E. B., Di Maio, F. R., Barbosa, M. R., Valente, A. S. M., Santos Filho, L. A. F. and Monteiro, N. P. (2013). Rubiaceae, pp. 922-941. In: Martinelli G, Moraes MA (eds.). Livro Vermelho da flora do Brasil. Andrea Jakobsson, Instituto de Pesquisas Jardim Botânico do Rio de Janeiro, Rio de Janeiro.