Euphorbia milii milii Des Moul.
Crown-of-thorns
Taxonomy & Nomenclature
Conservation Status
Extinct in the wild?
Distribution
Madagascar
Biology & Ecology
Hypodigm
Media
References
https://www.iucnredlist.org/species/44393/10890652
Euphorbia milii splendens (Bojer ex Hook.)Ursch & Leandri
Taxonomy & Nomenclature
Conservation Status
Extinct in the wild?
Distribution
Madagascar
Biology & Ecology
Hypodigm
Media
References
https://www.iucnredlist.org/species/44395/10891093
Euphorbia cyri V. W. Steinmann, 2003:48
Taxonomy & Nomenclature
Synonym/s: Pedilanthus tomentellus B.L. Rob. & Greenm., 1895: 164
Conservation Status
Rediscovered
Distribution
Mexico
Biology & Ecology
Hypodigm
Media
References
Original scientific description:
Steinmann, Victor W. (2003). The submersion of Pedilanthus into Euphorbia (Euphorbiaceae). Acta Botanica Mexicana 65: 45-50.
Other references:
Lomelí Sención, J.A. (2006). Revisión de Euphorbia subgénero Pedilanthus (Euphorbiaceae). Universidad de Guadalajara. México: Tesis.
Olson, Mark E., Lomelí S, José A. and Cacho, N. Ivalú. (2005). Extinction threat in the Pedilanthus clade (Euphorbia, Euphorbiaceae), with special reference to the recently rediscovered E. conzattii (P. pulchellus). American Journal of Botany 92(4): 634-641.
B.L. Rob. & Greenm. (1895). Amer. J. Sci. 50: 164.
Euphorbia cereiformis L.
Taxonomy & Nomenclature
Conservation Status
Missing
Last record: 1600's?
Distribution
South Africa?
Biology & Ecology
Hypodigm
Media
References
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.
von Staden, L. (2015). Euphorbia cereiformis L. National Assessment: Red List of South African Plants version 2017.1. Accessed on 2017/05/30.
White, A., Dyer, R.A. and Sloane, B.L. 1941. The succulent Euphorbieae (Southern Africa) Volume II. Abbey Garden Press, Pasadena.
Xylosma sp. nov. 'Rapa Nui'
Taxonomy & Nomenclature
Conservation Status
Extinct (Orliac & Orliac, 2008:202)
Last record: <600 yrcalBP (Prebble & Dowe, 2008:2547)
Distribution
Rapa Nui (=Easter Island)
Biology & Ecology
Hypodigm
Media
References
Orliac, Catherine and Orliac, Michel. (1998). The disappearance of Easter Island’s forest: over-exploitation or climatic catastrophe?, pp. 129-134. In: Stevenson, C. M., Lee, G. and Morin, F. J. (eds.). Easter Island in Pacific Context, South Seas Symposium. Proceedings of theFourth International Conference on Easter Island and East Polynesia. EasterIsland Foundation, Los Osos.
Orliac, Catherine and Orliac, Michel. (2008). Extinct flora of Easter Island, pp. 197-208. In: Di Piazza, Anne, Pearthree, Erick and Sand, Christophe (eds.). At the Heart of Ancient Societies: French Contributions to Pacific Archaeology. Les Cahiers de l'Archéologie en Nouvelle-Calédonie.
Prebble, Matthew and Dowe, John L. (2008). The late Quaternary decline and extinction of palms on Pacific islands. Quaternary Science Reviews 27(27-28): 2546-2567. https://doi.org/10.1016/j.quascirev.2008.09.015
https://vanishingflora.proboards.com/thread/1291/subfossil-plants-pacific-islands