Taxonomy [top]

Kingdom Phylum Class Order Family
Plantae Tracheophyta Magnoliopsida Malvales Malvaceae

Scientific Name: Hibiscus waimeae subsp. hannerae
Species Authority: (O.Deg & I.Deg.) D.M.Bates
Parent Species:
Hibiscus waimeae A. Heller subspecies var. hannerae O. Deg. & I. Deg.
Taxonomic Source(s): Wagner, W.L., Herbst, D.R. and Lorence, D.H. 2005. Flora of the Hawaiian Islands website. Available at:

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
Previously published Red List assessments:
1998 Endangered (E)

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.
Countries occurrence:
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.
Additional data:

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 1998: e.T33627A9798772. . Downloaded on 05 October 2015.
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