Red alga
- kingdom: Plantae
- phylum: Rhodophyta
- class: Florideophyceae
- order: Gigartinales
- family: Dumontiaceae
- genus: Dilsea
- species: Dilsea californica
Prince Rupert- Sooke
- Tofino
British Columbia
Canada
Carpinteria- La Jolla
- Pacific Grove
- Santa Barbara
California
United States