Kauaʻi record · kba_plant_cyanea_hardyi
Hāhā
Cyanea hardyi
Open this record in the interactive AtlasAbout Hāhā
Hāhā (Cyanea hardyi) is endemic to the Hawaiian Islands and recorded on Kauaʻi. Branched shrub or tree 1–7 m tall.
Kauaʻi evidence
Taxonomy, nativity, island-level occurrence, growth form, names, and source conservation assessments are documented in the 2026 census audit. Broader ecology and conservation recommendations still require claim-level source review. Generated imagery is not occurrence evidence.
Names and classification
- Scientific name
- Cyanea hardyi
- Common names
- haha
- Hawaiian names
- Hāhā
- Other names
- haha · Cyanea hardyi · Cyanea coriacea var. hardyi · Delissea coriacea var. hardyi · Delissea nigra
- Family
- Campanulaceae
- Order
- Asterales
- Record type
- Species or taxonomic group
Kauaʻi occurrence and status
- Kauaʻi occurrence
- Recorded on Kauaʻi
- Origin
- Endemic
- Conservation status
- Smithsonian checklist assessment: Apparently Secure; U.S. source status: No Status
- Evidence date
- 2026-10-05
- Evidence limits
- Island-level occurrence is retained; finer locality is intentionally withheld. Growth-form tags describe the taxon across its range, not a measured Kauaʻi population. Checklist source statuses are not a new legal-status determination.
Habitat and ecology
- Habitats
- Wet forest · Steep slopes
- Food and resource needs
- Light, water, nutrients, and suitable soil or substrate
- Reproduction
- Viable propagules and suitable establishment conditions
- Shelter
- Suitable soil, substrate, and vegetation structure
- Growth form
- Tree; Shrub
Threats and conservation
- Threats
- Slugs, rats, pigs, weeds, small population size
- Conservation actions
- Fencing, slug/rat control where feasible, propagation
- Monitoring
- Fencing, slug/rat control where feasible, propagation
- Data gaps
- Additional ecological and conservation citations are recommended
Process and seasonal context
- Seasonal timing
- Not assessed
- Seasonal description
- Hāhā (Cyanea hardyi) is endemic to the Hawaiian Islands and recorded on Kauaʻi. Branched shrub or tree 1–7 m tall.