Kauaʻi record · kba_plant_sadleria_cyatheoides
Amau fern
Sadleria cyatheoides
Open this record in the interactive AtlasAbout Amau fern
ʻamaʻu is a fern in the Kauaʻi vascular and land plants group. Its origin status is endemic.
Kauaʻi evidence
Species identity and image source are documented. Additional ecological and conservation citations are recommended.
Names and classification
- Scientific name
- Sadleria cyatheoides
- Common names
- Amau fern
- Hawaiian names
- ʻamaʻu
- Family
- Blechnaceae
- Order
- Polypodiales
- Record type
- Species or taxonomic group
Kauaʻi occurrence and status
- Kauaʻi occurrence
- Documented on Kauaʻi
- Origin
- Endemic
- Conservation status
- Conservation priority; formal rank not listed
- Evidence date
- 2026-09-13
- Evidence limits
- No major occurrence uncertainty noted
Habitat and ecology
- Habitats
- Wet forest · Lava · Bog edges · Disturbed wet sites
- 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
- Fern
Threats and conservation
- Threats
- Pigs, weeds, hydrologic change
- Conservation actions
- Protect wet substrate and monitor invasion context
- Monitoring
- Protect wet substrate and monitor invasion context
- Data gaps
- Additional ecological and conservation citations are recommended
Process and seasonal context
- Seasonal timing
- Not assessed
- Seasonal description
- ʻamaʻu is a fern in the Kauaʻi vascular and land plants group. Its origin status is endemic.