| Classification | Cyperaceae: Carex | 
| Harvard University Herbaria Barcode(s) | 00056319 | 
| Type Status | Isotype | 
| Collector | Rev. E. Lepage | 
| Collector number | 32078 | 
| Country | Canada | 
| State | Quebec Province | 
| Geography | North America: North America (CA, US, MX) (Region): Canada: Quebec Province | 
| Locality | East Coast of James Bay, Bassin desséché dans la prairie côtière, Vieux-Comptoir, 52°37'N, 78°42'W | 
| Georeference | 52.6166666, -78.7 Method: Unknown | 
| Date Collected | 1954-07-30 | 
| GUID | http://purl.oclc.org/net/edu.harvard.huh/guid/uuid/77046ece-cb2e-41e6-bb11-40de28a02081 | 
| Harvard University Herbaria Barcode | 00056319 | 
| Herbarium | GH | 
| Family | Cyperaceae | 
| Type Status | Isotype | 
| Isotype of | Carex ×dumanii Lepage | 
| Verified by | J. Cayouette | 
| Determination Remarks | [filed under] | 
| Taxon Reference | (for  Carex ×dumanii Lepage) Naturaliste Canad. 1956. 83: 143. | 
| Sex | not determined | 
| Phenology | NotDetermined | 
| Preparation Type | Sheet | 
| Preparation Method | Pressed |