- Herbarium ID: LKHD
- Accession Number: 032300
- Scientific Name: Calamagrostis stricta (Timm) Koeler
- Family Name: Poaceae
- Location: SE corner of Horace Cove, SW corner of Patterson Island, Slate Island, Ontario.
- District Located: not specified
- Longitude/Latitude: 87.63333W / 48.63333 N
- Habitat: In moist silty soil at edge of rock pool and in moist crevices of basaltic rocks.
- Notes: [no data]
- Collector: C.E. Garton
- Collection Number: 15515
- Collection Date: 07/30/1973
- Determined by: not specified
- Annotation by: [no data]