- Herbarium ID: NHIC
- Accession Number: MJO8504
- Scientific Name: Calamagrostis purpurascens R.Br.
- Family Name: Poaceae
- Location: Just N of Minnesota border, South Fowl Lk. along Pigeon River, Ont.
- District Located: not specified
- Longitude/Latitude: 89.98917W / 48.04222 N
- Habitat: Crest of cliff with Carex xerantica, Poa ?glauca, Potentilla tridentata, Juniperus communis.
- Notes: Also with Solidago hispida, Pinus banksiana, approx. 50 plants seen, very local.
- Collector: M.J. Oldham & W.D. Bakowsky
- Collection Number: 17733
- Collection Date: 4-Aug-1995
- Determined by: M.J. Oldham
- Annotation by: Reznicek, Darbyshire 1995.