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Euphorbia decaryi var. decaryi 

Scope: Global
Language: English
Status_ne_offStatus_dd_offStatus_lc_offStatus_nt_offStatus_vu_offStatus_en_onStatus_cr_offStatus_ew_offStatus_ex_off

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Taxonomy [top]

Kingdom Phylum Class Order Family
Plantae Tracheophyta Magnoliopsida Euphorbiales Euphorbiaceae

Scientific Name: Euphorbia decaryi Guillaumin var. decaryi
Parent Species:

Assessment Information [top]

Red List Category & Criteria: Endangered B1ab(iii)+2ab(iii) ver 3.1
Year Published: 2004
Date Assessed: 2004-04-30
Annotations:
Needs updating
Assessor(s): Haevermans, T.
Reviewer(s): Rajeriarison, C., Labat, J.N., Lowry, P. & Randrianjohany, E. (Madagascar Plants RLA)
Justification:
This variety has a small extent of occurrence (264.819 km²) and a small area of occupancy (64.397 km²). Recorded from three localities and comprises one to three subpopulations. Habitat degradation is a threat to this taxon.

Geographic Range [top]

Range Description:South-east Madagascar, Fort Dauphin area.
Countries occurrence:
Native:
Madagascar
Additional data:
Range Map:Click here to open the map viewer and explore range.

Population [top]

Current Population Trend:Unknown
Additional data:

Habitat and Ecology [top]

Habitat and Ecology:South-west bush of Madagascar, on sands and dunes.
Systems:Terrestrial

Threats [top]

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

Conservation Actions [top]

Conservation Actions: Some localities fall within reserves and protected forests (Andohahela). Listed under CITES Appendix I.

Classifications [top]

3. Shrubland -> 3.5. Shrubland - Subtropical/Tropical Dry
suitability:Suitable  
1. Land/water protection -> 1.1. Site/area protection
2. Land/water management -> 2.1. Site/area management
3. Species management -> 3.4. Ex-situ conservation -> 3.4.1. Captive breeding/artificial propagation
3. Species management -> 3.4. Ex-situ conservation -> 3.4.2. Genome resource bank
4. Education & awareness -> 4.1. Formal education
4. Education & awareness -> 4.3. Awareness & communications

In-Place Research, Monitoring and Planning
In-Place Land/Water Protection and Management
  Occur in at least one PA:Yes
In-Place Species Management
In-Place Education
5. Biological resource use -> 5.2. Gathering terrestrial plants -> 5.2.1. Intentional use (species is the target)
♦ timing:Ongoing    
→ Stresses
  • 2. Species Stresses -> 2.1. Species mortality

7. Natural system modifications -> 7.1. Fire & fire suppression -> 7.1.3. Trend Unknown/Unrecorded
♦ timing:Ongoing    
→ Stresses
  • 1. Ecosystem stresses -> 1.2. Ecosystem degradation

1. Research -> 1.1. Taxonomy
1. Research -> 1.2. Population size, distribution & trends
1. Research -> 1.3. Life history & ecology
1. Research -> 1.5. Threats
1. Research -> 1.6. Actions
3. Monitoring -> 3.1. Population trends

Bibliography [top]

Cremers, G. 1984. Les euphorbes geophytes de Madagascar. Bulletin du Jardin Botanique National de Belgique 54(3-4): 367-391.

IUCN. 2004. 2004 IUCN Red List of Threatened Species. Available at: www.iucnredlist.org. (Accessed: 23 November 2004).

Rauh, W. 1995. Succulent and Xerophytic plants of Madagascar. Vol I. Strawberry Press, Mill Valley.

Rauh, W. 1998. Succulent and Xerophytic plants of Madagascar. Vol II. Strawberry Press, Mill Valley.


Citation: Haevermans, T. 2004. Euphorbia decaryi var. decaryi. The IUCN Red List of Threatened Species 2004: e.T44328A10892363. . Downloaded on 22 November 2017.
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