Mediterranean tapeweed
- kingdom: Plantae
- phylum: Tracheophyta
- class: Liliopsida
- order: Alismatales
- family: Posidoniaceae
- genus: Posidonia
- species: Posidonia oceanica
Kérkyra
Ionian Islands
Greece
Roquetas de Mar
Andalusia- Santa Ponsa
Balearic Islands- Tossa de Mar
Catalonia
Spain