Postelsia palmaeformis
- kingdom: Chromista
- phylum: Ochrophyta
- class: Phaeophyceae
- order: Laminariales
- family: Laminariaceae
- genus: Postelsia
- species: Postelsia palmaeformis
Vancouver
British Columbia
CanadaCarmel-by-the-Sea
Monterey
Pacific Grove
Santa Cruz
California
United States