Ulothrix tenerrima
- kingdom: Plantae
- phylum: Chlorophyta
- class: Ulvophyceae
- order: Ulotrichales
- family: Ulotrichaceae
- genus: Ulothrix
- species: Ulothrix tenerrima
Bad Salzungen- Leimbach
Thuringia
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Dutch Harbor- Unalaska
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United States