Spirogyra decimina
- kingdom: Plantae
- phylum: Charophyta
- class: Zygnematophyceae
- order: Zygnematales
- family: Zygnemataceae
- genus: Spirogyra
- species: Spirogyra decimina
Charleston
Illinois- Saugus
Massachusetts
United States
Saint Croix
Saint Croix Island
Virgin Islands, U.S.