- Herbarium ID: OFRI
- Accession Number: 0250
- Scientific Name: Carex assiniboinensis W.Boott
- Family Name: Cyperaceae
- Location: Left bank of Assiniboine River, property of V. Sartisohn, 3238 Assiniboine Ave., in Westwood, Winnipeg, Manitoba.
- District Located: not specified
- Longitude/Latitude: 97.83333W / 49.83333 N
- Habitat: Loosely cespitose in peaty clay, under elms and aspen in riverbank thickets.
- Notes: Assoc.: Aralia.
- Collector: C.E. Garton
- Collection Number: 14892
- Collection Date: 05/25/1972
- Determined by: C.E. Garton
- Annotation by: [no data]