amaumau fern
- kingdom: Plantae
- phylum: Tracheophyta
- class: Polypodiopsida
- order: Polypodiales
- family: Blechnaceae
- genus: Sadleria
- species: Sadleria cyatheoides
Hau‘ula- Pearl City
- Waipahu
- Waipi‘o
Hawaii
United States
amaumau fern Hau‘ula Pearl City Waipahu Waipi‘o