- Herbarium ID: NHIC
- Accession Number: MJO18978
- Scientific Name: Carex praegracilis W.Boott
- Family Name: Cyperaceae
- Location: 5.9 road km S of Algona Bay Scenic Lookout, Hwy 17, Kincaid Township, 14.5 km S of Montreal River Harbour, 16.6 km S of Montreal River, Ont.
- District Located: Algoma
- Longitude/Latitude: 84.69889W / 47.13472 N
- Habitat: Single clump in gravel of E side of Hwy 17, not seen elsewhere along highway.
- Notes:
- Collector: M.J. Oldham & Mireille Delisle-Oldham
- Collection Number: 9652
- Collection Date: 9-Jul-1989
- Determined by: M.J. Oldham
- Annotation by: [no data]