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Euphorbia haeleeleana 

Scope:Global
Status_ne_offStatus_dd_offStatus_lc_offStatus_nt_offStatus_vu_offStatus_en_onStatus_cr_offStatus_ew_offStatus_ex_off

Taxonomy [top]

Kingdom Phylum Class Order Family
Plantae Tracheophyta Magnoliopsida Euphorbiales Euphorbiaceae

Scientific Name: Euphorbia haeleeleana
Species Authority: Herbst

Assessment Information [top]

Red List Category & Criteria: Endangered C2a ver 2.3
Year Published: 1998
Date Assessed: 1998-01-01
Annotations:
Needs updating
Assessor(s): World Conservation Monitoring Centre
Previously published Red List assessments:
1998 Endangered (E)

Geographic Range [top]

Range Description: A small dioecious tree occurring on two Hawaiian islands.
Countries occurrence:
Native:
United States (Hawaiian Is.)
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: At present 15 populations, containing between 450 and 625 individuals, are recorded from the Waianae Mountains on Oahu and on the north-west coast of Kauai. All but one of the localities are on state-owned land.
Additional data:

Habitat and Ecology [top]

Habitat and Ecology: Lowland forest, both moist and dry.
Systems: Terrestrial

Threats [top]

Major Threat(s): The habitat is steadily being degraded by feral goats, pigs and also deer and the spread of introduced plants is causing a decline in native flora.

Conservation Actions [top]

Conservation Actions: The species is listed as endangered on the US Endangered Species Act.

Classifications [top]


In-Place Research, Monitoring and Planning
In-Place Land/Water Protection and Management
In-Place Species Management
In-Place Education
2. Agriculture & aquaculture -> 2.3. Livestock farming & ranching -> 2.3.4. Scale Unknown/Unrecorded
♦ timing: Ongoing    
→ Stresses
  • 1. Ecosystem stresses -> 1.1. Ecosystem conversion
  • 1. Ecosystem stresses -> 1.2. Ecosystem degradation

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

8. Invasive & other problematic species & genes -> 8.1. Invasive non-native/alien species -> 8.1.1. Unspecified species
♦ timing: Ongoing    

8. Invasive & other problematic species & genes -> 8.1. Invasive non-native/alien species -> 8.1.2. Named species
♦ timing: Ongoing    
→ Stresses
  • 1. Ecosystem stresses -> 1.2. Ecosystem degradation

8. Invasive & other problematic species & genes -> 8.1. Invasive non-native/alien species -> 8.1.2. Named species (Capra hircus)
♦ timing: Ongoing    
→ Stresses
  • 1. Ecosystem stresses -> 1.2. Ecosystem degradation

8. Invasive & other problematic species & genes -> 8.1. Invasive non-native/alien species -> 8.1.2. Named species (Sus domesticus)
♦ timing: Ongoing    
→ Stresses
  • 1. Ecosystem stresses -> 1.2. Ecosystem degradation

Bibliography [top]

Oldfield, S., Lusty, C. and MacKinven, A. (compilers). 1998. The World List of Threatened Trees. World Conservation Press, Cambridge, UK.

U.S. Fish and Wildlife Service. 1996. Endangered and threatened wildlife and plants; determination of endangered and threatened status for fourteen plant taxa from the Hawaiin Islands. U.S. Federal Register 61(198): 53108-53124.

Wagner, W., Herbst, D. and Sohmer, S. 1990. Manual of the flowering plants of Hawaii. University of Hawaii Press, Bishop Museum Press, Honolulu.


Citation: World Conservation Monitoring Centre. 1998. Euphorbia haeleeleana. The IUCN Red List of Threatened Species 1998: e.T30925A9592476. . Downloaded on 28 June 2016.
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