Euphorbia boinensis Denis ex Humbert & Leandri
Taxonomy & Nomenclature
Conservation Status
Extinct
Last record: 1920
IUCN RedList status: Critically Endangered (Possibly Extinct)
Distribution
Madagascar (western)
Biology & Ecology
Hypodigm
Media
References
Cremers, G. 1984. Les euphorbes coralliformes de Madagascar. Bulletin du Jardin Botanique National de Belgique 54(1-2): 23-64.
Haevermans, T. 2004. Euphorbia boinensis. The IUCN Red List of Threatened Species 2004: e.T44303A10887270. http://dx.doi.org/10.2305/IUCN.UK.2004.RLTS.T44303A10887270.en. Downloaded on 27 December 2015.
Euphorbia alcicornis Baker
Taxonomy & Nomenclature
Conservation Status
Missing
Last record: 1880
IUCN RedList status: Critically Endangered
Distribution
Madagascar
Biology & Ecology
Hypodigm
Media
References
Denis, M. 1921. Les Euphorbiées des Iles Australes d'Afrique. Theses. Nemours.
Haevermans, T. 2004. Euphorbia alcicornis. The IUCN Red List of Threatened Species 2004: e.T44277A10871051. http://dx.doi.org/10.2305/IUCN.UK.2004.RLTS.T44277A10871051.en. Downloaded on 27 December 2015.
Dovyalis spinosissima Gilg
Taxonomy & Nomenclature
Conservation Status
Missing
Distribution
Malawi (southern)
Biology & Ecology
Hypodigm
Media
References
http://vanishingflora.proboards.com/thread/1996/dovyalis-spinosissima
Dactyladenia cinerea (Engl. ex De Wild.) Prance & F.White (1979:484)
Taxonomy & Nomenclature
Synonym/s: Acioa cinerea Engl. ex De Wild. in Bull. Jard. Bot. État Bruxelles 7: 211 (1920)
Conservation Status
Missing (Cheek and Prance, 2015)
IUCN RedList status: Endangered
Distribution & Habitat
Cameroon
Biology & Ecology
Hypodigm
Media
References
Cheek, Martin and Prance, G. (2015). Dactyladenia cinerea. The IUCN Red List of Threatened Species 2015: e.T30438A2793432. https://dx.doi.org/10.2305/IUCN.UK.2015-4.RLTS.T30438A2793432.en. Downloaded on 16 November 2016.
Govaerts, R. (2000). World Checklist of Seed Plants Database in ACCESS Genera starting with letter D: 1-30141.
Onana, Jean Michel, Cheek, Martin and Pollard, Benedict John. (2011). Red Data Book of the Flowering Plants of Cameroon: IUCN Global Assessments. Kew, Richmond, Surrey, UK: Kew Publishing. 578 pp.
POWO. (2025). Plants of the World Online (online resource). Facilitated by the Royal Botanic Gardens, Kew, United Kingdom. Available at: https://powo.science.kew.org/ [Accessed 26 July 2025]
Prance, G. T. and Sothers, C. A. (2003). Chrysobalanaceae 1 & 2. Species Plantarum: Flora of the World 9, 10: 1-319, 1-268. Australian Biological Resources Study, Canberra.
Tchouto, M. G. P. (2004). Plant diversity in a central African rain forest: implications for biodiversity conservation in Cameroon. PhD Thesis. Department of Plant Sciences, Biosystematics Group, Wageningen University.
Croton macrocarpus Ridl.
Taxonomy & Nomenclature
Conservation Status
Missing
IUCN RedList status: Critically Endangered
Distribution
Telok, Selangor, Malaysia
Biology & Ecology
Hypodigm
Media
References
World Conservation Monitoring Centre. (1998). Croton macrocarpus. The IUCN Red List of Threatened Species. Version 2014.3. (http://www.iucnredlist.org). Downloaded on 11 May 2015.