| Classification | Cyperaceae: Carex | 
| Harvard University Herbaria Barcode(s) | 02368265 | 
| Collector | J. A. Calder, D. B. O. Savile & Roy L. Taylor | 
| Collector number | 22028 | 
| Country | Canada | 
| State | British Columbia | 
| Geography | North America: North America (CA, US, MX) (Region): Canada: British Columbia: Haida Gwaii | 
| Locality | [data not captured] | 
| Date Collected | 1957-06-30 | 
| Project | US and Canada - Mass Digitization | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/c0add57b-ad8d-47f0-8f3b-737208237fea | 
| Harvard University Herbaria Barcode | 02368265 | 
| Herbarium | GH | 
| Family | Cyperaceae | 
| Determination | Carex nigricans C. A. Meyer | 
| Determination Remarks | [filed under] [current name] | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |