Regularity: Regularly occurring
Global Range: Endemic to Northern Kauai.
Habitat and Ecology
Comments: Moist and wet forests in gulch bottoms.
Number of Occurrences
Note: For many non-migratory species, occurrences are roughly equivalent to populations.
Estimated Number of Occurrences: 1 - 5
Comments: 2 current (between 1982 and 1997) and 1 historical occurrence.
Date Listed: 10/10/1996
Lead Region: Pacific Region (Region 1)
Listing status: E
For most current information and documents related to the conservation status and management of Hibiscus waimeae hannerae, see its USFWS Species Profile
IUCN Red List Assessment
Red List Category
Red List Criteria
- Needs updating
- 1997Endangered(Walter and Gillett 1998)
National NatureServe Conservation Status
Rounded National Status Rank: N1 - Critically Imperiled
NatureServe Conservation Status
Rounded Global Status Rank: T1 - Critically Imperiled
Reasons: Recorded from only a few locations in northern Kauai. It is currently known from 2 occurrences, totaling fewer than 200 individuals. It is threatened by feral pigs and alien plants.
Biological Research Needs: Population biology and ecology.
Names and Taxonomy
Comments: GENUS FOUND IN TROPICAL AND SUBTROPICAL REGIONS OF THE WORLD, SPECIES ENDEMIC TO NORTHERN AND WESTERN KAUAI. TWO VARIETIES RECOGNIZED BY WAGNER ET AL.