Euphorbia neohumbertii


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Euphorbia neohumbertii
Species Authority: Boiteau

Assessment Information [top]

Red List Category & Criteria: Endangered B1ab(iii)+2ab(iii) ver 3.1
Year Published: 2004
Date Assessed: 2004-04-30
Assessor(s): Haevermans, T.
Reviewer(s): Rajeriarison, C., Labat, J.N., Lowry, P. & Randrianjohany, E. (Madagascar Plants RLA)
This species has a very small extent of occurrence of (261.203 km²) and very small area of occupancy (198.868 km²). Recorded from four localities and comprises two subpopulations. There is continuing decline.

Geographic Range [top]

Range Description: Northern Madagascar, Antsiranana province: Tsingy of Ankarana and the Montagne des Francais.
Range Map: Click here to open the map viewer and explore range.

Habitat and Ecology [top]

Habitat and Ecology: Located on tsingy limestone.
Systems: Terrestrial

Threats [top]

Major Threat(s): Habitat degradation, fire, collection for the horticultural trade.

Conservation Actions [top]

Conservation Actions: Some localities fall within the boundraies of the Ankarana reserve. Listed under CITES Appendix II.

Citation: Haevermans, T. 2004. Euphorbia neohumbertii. The IUCN Red List of Threatened Species. Version 2014.3. <>. Downloaded on 30 May 2015.
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