Map_thumbnail_large_font

Euphorbia olowaluana

Status_ne_offStatus_dd_offStatus_lc_offStatus_nt_onStatus_vu_offStatus_en_offStatus_cr_offStatus_ew_offStatus_ex_off

Taxonomy [top]

Kingdom Phylum Class Order Family
PLANTAE TRACHEOPHYTA MAGNOLIOPSIDA EUPHORBIALES EUPHORBIACEAE

Scientific Name: Euphorbia olowaluana
Species Authority: Sherff
Synonym(s):
Chamaesyce olowaluana (Sherff) Croizat & O.Deg.

Assessment Information [top]

Red List Category & Criteria: Near Threatened ver 3.1
Year Published: 2003
Date Assessed: 2003-04-30
Annotations:
Needs updating
Assessor(s): Bruegmann, M.M. & Caraway, V.
Reviewer(s): Maunder, M. (Plant Conservation Committee) & Pollock, C.M. (Red List Programme Office)
Justification:
Chamaesyce olowaluana is endemic to the islands of Hawaii and Maui. The population is declining, however, currently little is known about the number of subpopulations or the range area of the species.
History:
1998 Vulnerable (Oldfield et al. 1998)
1998 Vulnerable
1997 Vulnerable (Walter and Gillett 1998)

Geographic Range [top]

Range Description: This species was once common over a wide altitudinal range on western Maui and Hawaii.
Countries:
Native:
United States (Hawaiian Is.)
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population Trend: Decreasing

Habitat and Ecology [top]

Habitat and Ecology: Dry open forests up to 2,800 m.
Systems: Terrestrial

Threats [top]

Major Threat(s): Disturbance caused by grazing, conversion to pastureland and the consequent invasion of introduced grasses increasing the likelihood of serious fires have all contributed to the decline in this habitat.

Citation: Bruegmann, M.M. & Caraway, V. 2003. Euphorbia olowaluana. The IUCN Red List of Threatened Species. Version 2014.2. <www.iucnredlist.org>. Downloaded on 20 August 2014.
Disclaimer: To make use of this information, please check the <Terms of Use>.
Feedback: If you see any errors or have any questions or suggestions on what is shown on this page, please fill in the feedback form so that we can correct or extend the information provided