- Herbarium ID: NHIC
- Accession Number: MJO12403
- Scientific Name: Dichanthelium perlongum (Nash) Freckmann
- Family Name: Poaceae
- Location: Approx. 6.5 km S of Deception Bay marina, SE shore of Copper Isl., Ptarmigan Bay, 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:
- Collector: M.J. Oldham, W.D. Bakowsky, B. Ford, & D. Punter
- Collection Number: 20917
- Collection Date: 26-Jun-1998
- Determined by: M.J. Oldham
- Annotation by: [no data]