- Herbarium ID: SSMF
- Accession Number: 009625
- Scientific Name: Cardamine pensylvanica Muhl. ex Willd.
- Family Name: Brassicaceae
- Location: Castle Creek Ponds, just off Arrow Lake Rd., 23 km SW of Nolalu, Hardwick Twp., Ontario.
- District Located: not specified
- Longitude/Latitude: 90.2W / 48.2 N
- Habitat: In moist silt among boulders on emergent shore of dessicating ponds. Assoc.: Aster and Juncus.
- Notes: [no data]
- Collector: C.E. Garton
- Collection Number: 19212
- Collection Date: 09/25/1979
- Determined by: C.E. Garton
- Annotation by: [no data]