Green alga
- kingdom: Plantae
- phylum: Charophyta
- class: Zygnematophyceae
- order: Zygnematales
- family: Desmidiaceae
- genus: Staurastrum
- species: Staurastrum punctulatum
Albertstadt
Saxony- Dankmarshausen
- Dippach
Thuringia
Germany
Lomma
Skåne
Sweden
Providence
Rhode Island
United States