Hibiscus waimeae subsp. hannerae


Taxonomy [top]

Kingdom Phylum Class Order Family

Scientific Name: Hibiscus waimeae subsp. hannerae
Species Authority: (O.Deg & I.Deg.) D.M.Bates
Parent Species:
Common Name(s):
English White Kauai Hibiscus

Assessment Information [top]

Red List Category & Criteria: Endangered B1+2c, C2a, D ver 2.3
Year Published: 1998
Date Assessed: 1998-01-01
Needs updating
Assessor(s): World Conservation Monitoring Centre

Geographic Range [top]

Range Description: Confined to Kauai, where two remaining subpopulations occur in adjacent valleys, Limahuli and Hanakapiai, on the north coast. An additional subpopulation in Kalihiwai appears to be extinct.
United States (Hawaiian Is.)
Range Map: Click here to open the map viewer and explore range.

Population [top]

Population: After Hurricane Iniki, the subpopulation in Hanakapiai Valley was halved to about 25 plants. The second population consists of between 50 and 100 plants.

Habitat and Ecology [top]

Habitat and Ecology: A rainforest tree.
Systems: Terrestrial

Threats [top]

Major Threat(s): The lowland rainforest habitat is frequently damaged by feral pigs and invaded by introduced plants.

Conservation Actions [top]

Conservation Actions: The species is listed under the US Endangered Species Act.

Citation: World Conservation Monitoring Centre 1998. Hibiscus waimeae subsp. hannerae. The IUCN Red List of Threatened Species. Version 2015.2. <>. Downloaded on 04 September 2015.
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