Cyanea horrida

Status_ne_offStatus_dd_offStatus_lc_offStatus_nt_offStatus_vu_offStatus_en_offStatus_cr_onStatus_ew_offStatus_ex_off

Taxonomy [top]

Kingdom Phylum Class Order Family
PLANTAE TRACHEOPHYTA MAGNOLIOPSIDA CAMPANULALES CAMPANULACEAE

Scientific Name: Cyanea horrida
Species Authority: (Rock) O.Deg. & Hosaka

Assessment Information [top]

Red List Category & Criteria: Critically Endangered D 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:
Previously assessed as Vulnerable (VU D2) under the 1994 Categories and Criteria. With better information, this is now reassessed as Critically Endangered.

Cyanea horrida is endemic to the island of Maui, Hawaii. It is known from five subpopulations, totaling less than 20 individuals. Threats to the species include pigs, weeds, and possibly rats and invertebrates.
History:
1998 Vulnerable (Oldfield et al. 1998)
1998 Vulnerable
1997 Vulnerable (Walter and Gillett 1998)

Geographic Range [top]

Range Description:A palm-like tree known only from East Maui.
Countries:
Native:
United States (Hawaiian Is.)
Range Map:Click here to open the map viewer and explore range.

Population [top]

Population Trend: Unknown

Habitat and Ecology [top]

Habitat and Ecology: Riparian habitat. It is restricted to rainforest and the margins of subalpine forest between altitudes of 1,520 and 2,000 m.
Systems: Terrestrial

Threats [top]

Major Threat(s): Threats include pigs, weeds, and possibly rats and invertebrates.

Bibliography [top]

IUCN. 2003. 2003 IUCN Red List of Threatened Species. www.iucnredlist.org. Downloaded on 18 November 2003.

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. 2003. Rare plant database. Unpublished.

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

Wagner, W., Herbst, D. and Sohmer S. 1999. Manual of the Flowering Plants of Hawaii. Bernice Pauahi Bishop Museum Special Publication 91: 1-1918.


Citation: Bruegmann, M.M. & Caraway, V. 2003. Cyanea horrida. In: The IUCN Red List of Threatened Species. Version 2014.2. <www.iucnredlist.org>. Downloaded on 28 July 2014.
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