Herbarium Label
- Herbarium ID: NHIC
- Accession Number: MJO55881
- Scientific Name: Carex haydenii Dewey
- Family Name: Cyperaceae
- Location: Dale & Phyllis Callaghan property, Rest Isl., Rainy Lake, Ont.
- District Located: not specified
- Longitude/Latitude: 93.16556W / 48.65139 N
- Habitat: Mixed woods near lakeshore.
- Notes: Single patch.
- Collector: M.J. Oldham & W.D. Bakowsky
- Collection Number: 21972
- Collection Date: 15-Jun-1999
- Determined by: M.J. Oldham
- Annotation by: A.A. Reznicek March 24.