Polysiphonia brodiei
- kingdom: Plantae
- phylum: Rhodophyta
- class: Florideophyceae
- order: Ceramiales
- family: Rhodomelaceae
- genus: Polysiphonia
- species: Polysiphonia brodiei
Apollo Bay
Victoria
Australia
Träslövsläge
Halland
Sweden
Arbroath
Scotland
United Kingdom