- Herbarium ID: NHIC
- Accession Number: MJO12406
- Scientific Name: Carex torreyi Tuck.
- Family Name: Cyperaceae
- Location: SE shore of Copper Isl., Ptarmigan Bay, Approx. 6.5 km S of Deception Bay marina, N part of Lake of the Woods, Ont.
- District Located: Kenora
- Longitude/Latitude: 94.73556W / 49.64694 N
- Habitat: S-facing steep, rocky bur oak dominated slope above lake.
- Notes: Growing with Carex siccata.
- Collector: M.J. Oldham, W.D. Bakowsky, B. Ford, & D. Punter
- Collection Number: 20919
- Collection Date: 26-Jun-1998
- Determined by: M.J. Oldham
- Annotation by: A.A. Reznicek 1998.