| taxonID | RCLR |
| parentNameUsageID | 8VRHY |
| scientificNameID | CuAcCzIfFu9g4KprVXQ9z0 |
| datasetID | 2232 |
| taxonomicStatus | accepted |
| taxonRank | species |
| scientificName | Carex williamsii Britton |
| scientificNameAuthorship | Britton |
| genericName | Carex |
| specificEpithet | williamsii |
| namePublishedIn | Bull. New York Bot. Gard. 2: 159 (1901) |
| nomenclaturalCode | ICN |
| references | European Russia to Russian Far East, Subarctic America to Canada https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:47444-2 |
| DataSource | Catalogue of Life 2025-06-13 |