Scientific Name: Cyanea dolichopoda
Species Authority: Lammers & Lorence
Taxonomic Source(s): Wagner, W.L., Herbst, D.R. and Lorence, D.H. 2005 onwards. Flora of the Hawaiian Islands website. Available at:
botany.si.edu/pacificislandbiodiversity/hawaiianflora/index.htm.
Assessment Information [top]
Red List Category & Criteria: Extinct ver 3.1
Year Published: 2016
Date Assessed: 2016-06-20
Assessor(s): Bruegmann, M., Caraway, V.L. & Clark, M.
Reviewer(s): Walsh, S.
Contributor(s): Nyberg, B. & Wood, K.
Justification:
Cyanea dolichopoda is assessed as Extinct. It was endemic to the island of Kauaʻi in the Hawaiian Islands. The type specimen (and the only specimen ever collected) was collected in 1990. It grew near the centre of the island at the headwaters of the Wailua River. At that time, one large plant was seen, along with three juveniles.
Previously published Red List assessments:
2003 – Extinct (EX)
Geographic Range [top]
Range Description:
Cyanea dolichopoda was endemic to the Hawaiian Islands. It occurred on Kauaʻi in Blue Hole, above the north fork of the Wailua River.
Countries occurrence:
Regionally extinct:
United States (Hawaiian Is.)
Additional data:
♦ Estimated area of occupancy (AOO) - km2: 0
♦ Lower elevation limit (metres): 700
♦ Upper elevation limit (metres): 700
Range Map: Click here to open the map viewer and explore range.
Population [top]
Population: This taxon is extinct. It was last seen in 1992 (Lammers and Lorence 1993).
Additional data:
♦ Number of mature individuals: 0
♦ No. of subpopulations: 0
Habitat and Ecology [top]
Habitat and Ecology: This taxon was a shrub found in Metrosideros polymorpha lowland wet shrubland on a cliff face at approximately 700 m elevation within the wet cliff ecosystem (Lammers and Lorence1993).
Systems: Terrestrial
Threats [top]
Major Threat(s): Cyanea dolichopoda is no longer subject to threats as it is extinct, but it is thought that its extinction was the result of landslides (after a hurricane) and climate change.
Conservation Actions [top]
Conservation Actions: This species has not been observed by Kauaʻi botanists since 1992 (Lammers and Lorence 1993). It is listed as Endangered by the U.S. Fish and Wildlife Service.
www.iucnredlist.org/details/44094/0
