List of bioregions for Carex nigra (L.) Reichard Profile .
| Bioregion | Description | Status within region | Observation Count | Basis of record | Collection |
|---|---|---|---|---|---|
| South Georgia (Islas Georgias del Sur) (view region details) | 3 | Specimen | Antarctic Plant Database Collection details | ||
| South Georgia (Islas Georgias del Sur) (view region details) | Persistent alien | Derived (from literature) | Invasive species checklist Collection details |